Episode Transcript
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Okay, picture this.
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You're out camping miles from any city lights
and you glance up at the sky.
But instead of the usual sprinkling of stars,
you're met with a cascade of light meteors
blazing through the atmosphere,
like a celestial fireworks display.
That's the kind of experience we're diving into today,
those rare, unforgettable cosmic events
that remind us of the universe's
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breathtaking scale and power.
Welcome to Cosmos in a Pod,
the Space and Astronomy series.
Please like, comment, share, and subscribe.
Yeah, it's true.
There's something about these events
that captures the imagination unlike anything else.
It's not just about the science.
It's about experiencing a connection
to something far greater than ourselves.
All right, so let's talk about this meteor storm
you've got me dreaming of.
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I'm assuming this isn't your average
shooting star situation.
Definitely not.
We're talking about the Leonid meteor storm,
which happens when Earth passes through the debris field
left behind by Comet Temple Tuttle.
And when we say storm, we mean it.
I imagine thousands of meteors per hour,
some even bright enough to cast shadows.
Thousands per hour.
That's almost hard to fathom.
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Are there any historical accounts of these kinds of showers?
Oh, absolutely.
There's a reason the Leonids are so famous.
Back in 1833 over North America,
there were reports of over 100,000 meteors per hour.
It was like a rain of fire in the sky.
And again, in 1966, they put on a show
over the Southwestern US
with a staggering 144,000 meteors per hour.
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Wow, so it's not just a myth.
They really can get that intense.
When's the next one of these megastorms predicted?
Mark your calendars for some time between 2032 and 2033.
The exact timing is still being refined,
but it's definitely an event you'll wanna plan for.
Imagine a sky so filled with meteors,
it's like the stars themselves are falling.
Okay, you've officially got me hooked.
That's definitely going on the calendar.
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But let's shift gears for a second
and talk about another celestial event
that's supposed to be pretty spectacular,
the darkest lunar eclipse of the century.
That's right.
The lunar eclipse on June 25th, 2029
will be treated to a total lunar eclipse.
That's unique in a couple of ways.
First, the moon will be passing almost directly
through the center of Earth's shadow.
This means it's gonna get incredibly dark,
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much darker than your typical lunar eclipse.
And second, it's gonna last a long time,
an hour and 42 minutes of totality.
Okay, but help me understand.
What makes this eclipse so much darker than others?
It all comes down to the geometry
of the Earth, Moon, and Sun,
and basically they're aligned during the eclipse.
Scientists use something called the umbral magnitude
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to describe how deeply the moon is immersed
in Earth's shadow.
The higher the number, the darker the eclipse.
And this one is predicted to have an umbral magnitude
of 1.843, making it the darkest of the century.
So picture a moon that's usually pearly white,
bathed in this deep, almost blood red color.
You said it's visible from quite a few places too, right?
Absolutely.
The Americas, Western Europe, Africa,
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they'll all have a great view.
The partial eclipse lasting almost four hours,
you'll have plenty of time to soak it in.
Imagine yourself outside, maybe with some friends or family,
watching as the moon slowly transforms.
Now that we've covered meteors and a super dark moon,
how about something a little more rocky?
I hear there's an asteroid making a close approach
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in the not so distant future.
Ah yes, asteroid Apophis.
Now this is one that caused a bit of a stir
when it was first discovered back in 2004.
Imagine the headlines, 20 million ton asteroid
on possible collision course with Earth.
Okay, that does sound a little alarming.
What's the story there?
Well, initial calculations showed a small,
but real chance of Apophis impacting Earth in 2029.
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However, as scientists gathered more data
and refined their calculations,
they were able to rule out a collision.
Phew, right?
Definitely a relief.
But it sounds like it's still gonna get pretty close.
Oh, incredibly close.
On April 13th, 2029, Apophis will come
within just 20,000 miles of Earth.
That's closer than some satellites.
And here's the exciting part.
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It's gonna be visible to the naked eye.
You'll literally be able to look up
and see a 20 million ton space rock sailing past.
Wow, that's pretty mind blowing.
And what about the scientific community?
Are they doing anything to prepare for this close encounter?
Actually, yes.
NASA is sending a mission called OSIRIS APEX
to study Apophis up close during its flyby.
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They'll be able to take detailed measurements,
analyze its composition, and hopefully learn a lot more
about these fascinating objects.
It's a rare opportunity to study an asteroid
of this size in such detail.
Imagine the data they'll be able to gather.
All right, so we've got a chance to see
a potentially planet destroying asteroid up close
without the planet destroying part.
What's not to love?
Exactly.
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It's a reminder that the universe is full of surprises.
And sometimes those surprises can be both awe-inspiring
and scientifically valuable.
Speaking of awe-inspiring, let's talk eclipses again.
But this time, let's flip the script
and talk about the sun disappearing instead of the moon.
You're talking about a total solar eclipse, of course.
And we've got a particularly special one coming up
on August 2nd, 2027.
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This one is going to be the longest total solar eclipse
visible from land in this entire century.
Longer than any other eclipse in the next 100 years.
No, that's saying something.
How long are we talking?
Get ready for this.
Six minutes and 22 seconds of totality.
And to make things even more dramatic,
it's happening during a super new moon.
A super new moon.
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What does that mean for the eclipse?
A super new moon happens when the new moon phase coincides
with the moon's closest approach to Earth.
So the moon will appear slightly larger in the sky,
making its coverage of the sun even more
dramatic during the eclipse.
It's like a cosmic bonus feature.
OK, I'm definitely picturing this now.
The sun completely blocked out by this larger-than-life moon.
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Where will this eclipse be visible?
The path of totality will sweep across parts of the Middle
East, Africa, and Europe.
And for those who can't travel to see the total eclipse,
a partial eclipse will be visible across a much wider
region.
So for anyone who missed the 2009 eclipse because
of its remote location, this 2027 event
offers a much more accessible opportunity
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to witness this phenomenon right.
Exactly.
And with a duration like that, it's a chance
you won't want to miss.
Just imagine standing in the shadow of the moon
feeling the temperature drop, watching the world around you
transform as day turns to twilight.
It's an experience that stays with you.
Now, not all of the cosmic events we're talking about
are purely about awe and wonder.
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Some are a bit more bittersweet, like the planned
de-orbit of the International Space Station.
You're right.
It's the end of an era.
The ISS has been a beacon of international collaboration
and scientific discovery for decades.
But like all things, it eventually reaches
the end of its lifespan.
So what's the plan for the ISS's final act?
SpaceX will be guiding the station back
into Earth's atmosphere sometime in the early 2030s.
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And during re-entry, it will essentially burn up.
Burn up.
That seems a bit dramatic, doesn't it?
It will be a fiery farewell for sure.
Some have called it the most expensive artificial fireball
ever.
But it's also testament to the ingenuity
of human engineering.
Imagine this massive structure, a symbol
of our reach for the stars, streaking across the sky
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engulfed in flames.
It's both a poignant end and a powerful reminder
of our journey in space exploration.
It does make you think about the fleeting nature of things,
even in space.
But before we get too philosophical,
let's talk about another celestial dance, this time
starring the planet Mercury.
Ah, you're talking about the transit of Mercury
across the sun.
It's a relatively rare event, where tiny Mercury passes
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directly between the Earth and the sun.
You can actually see it as a small black dot moving
across the sun's disk.
Now, when you say tiny, just how small are we talking?
Mercury is the smallest planet in our solar system.
And during the transit, it looks like a tiny speck
against the vastness of the sun.
It really puts things in perspective.
And speaking of perspective, we have two of these transits
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to look forward to in the coming years, one on November 13,
2032, and another on November 7, 2039.
So if we want to witness this tiny planet making
its solar crossing, what should we keep in mind?
Well, each transit lasts about three to four hours,
so you'll have ample time to observe it.
But, and this is crucial, never look directly at the sun
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without proper eye protection.
You'll need special solar filters
to view this event safely.
A good reminder for any kind of solar observation, really.
But beyond the safety precautions,
what makes these transits so special?
They offer a unique perspective on the scale
of our solar system.
When you see that tiny dot of Mercury
against the backdrop of the sun, it really
drives home the vastness of space and our place within it.
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It's a humbling experience, to say the least.
OK, one more eclipse to round things out, right?
Another total solar eclipse happening in 2026.
You got it, August 12, 2026, to be precise.
And this one also features a super new moon,
meaning the moon will appear slightly larger in the sky,
adding to the drama of the event.
So another chance to see the moon at its most imposing,
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blocking out the sun entirely.
Where is the best place to catch this one?
The path of totality for this eclipse
will pass over Greenland, Iceland, and parts of Spain
and Portugal.
But don't worry if you can't make it to those locations.
A partial eclipse will be visible across a much broader
region, including Europe, Africa, and North America.
So for many folks in continental Europe,
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this will be the first total solar eclipse
they've seen since 1999.
That's going to be pretty exciting for them.
It's going to be a major event for sky watchers
in that region.
It's not every day you get to see the daytime sky turn
to twilight, as the moon completely covers the sun.
And to wrap things up, let's talk about the grand finale,
a planetary alignment of epic proportions.
This is the one I'm personally looking forward to.
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On September 8, 2040, we'll have Mercury, Venus, Mars, Jupiter,
Saturn, and a crescent moon all aligned in the evening sky.
It's going to be a breathtaking sight.
Wow, all those celestial objects lined up like that.
Is this a common occurrence?
Not at all.
This particular alignment is incredibly rare.
We're talking once in a lifetime rare.
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It won't happen again until 2080.
So if you want to see the planets put on a show,
2040 is the year to do it.
That seems like the perfect ending to our cosmic tour.
But I have to ask, with all these incredible events coming
up, how can we make sure we don't miss out?
Well, the first step is simply being aware,
which you are now.
But it's also about planning.
Mark those calendars, set reminders,
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and don't rely on your memory.
These celestial events don't wait for anyone.
You know, as we've been talking about these cosmic events,
I've been thinking about how they make me feel.
It's not just excitement.
It's almost a sense of awe, like I'm
glimpsing something truly profound.
You ever feel that?
Absolutely.
I think that's one of the things that draws so many people
to astronomy.
It's not just about the science.
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It's about connecting with something much larger
than ourselves.
It's about touching the infinite.
It's funny.
We talk about these events like they're
happening in the future.
But in a way, they've already happened.
We're just catching up to them, right?
The light from those distant stars,
the path of that comet.
It's all been set in motion long before we
were here to witness it.
That's a beautiful way to put it.
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It really challenges our perception of time, doesn't it?
We humans tend to think in terms of years and decades.
But the universe operates on a time scale
that's almost incomprehensible to us.
It makes me feel small, but in a good way,
if that makes sense.
Like, my problems, my worries, they just
fade away when I think about the vastness of it all.
I know exactly what you mean.
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It's a reminder that our perspective is limited,
that there's so much more to existence than what we
experience in our daily lives.
And yet here we are on this tiny planet,
able to comprehend these grand cosmic events,
to unravel their mysteries, and to find meaning in their beauty.
It's almost like a privilege, isn't it?
To be alive at a time when we can not only witness these events
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but also understand them.
We're not just passive observers.
We're active participants in the unfolding
story of the universe.
I think that's a crucial point.
The more we learn about the cosmos,
the more we realize how interconnected we are with it.
The atoms in our bodies were forged in the hearts of stars.
The water we drink was delivered to Earth by comets.
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The very air we breathe is a product
of cosmic processes that have been happening
for billions of years.
It makes you appreciate everything a little bit more,
doesn't it?
Yeah.
The sun, the moon, the stars, they're not just
distant objects.
They're part of our story.
And our story is part of theirs.
It's a two-way street.
By studying the universe, we learn about ourselves.
And by living our lives, by exploring,
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by creating, by simply being, we contribute
to the ongoing evolution of the cosmos.
So as we wrap up this cosmic journey,
I want to leave our listeners with this thought.
The universe is full of wonder and beauty, both great and small.
Take the time to appreciate it.
Look up at the stars.
Learn their names.
Explore the planets with your mind.
And let yourself be awestruck by the sheer scale and majesty
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of it all.
And never stop asking questions.
Why are we here?
Are we alone?
What secrets does the universe hold?
The pursuit of knowledge is what drives us forward.
And the universe is the ultimate frontier.
Beautifully said.
So keep looking up, keep exploring, and never
lose your sense of wonder.
And that's it for this episode of Cosmos in a Pod.
Don't forget to follow and subscribe to Cosmos in a Pod
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and our YouTube channel.
Until next time, keep exploring the universe and all its wonders.