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Looking up into the southern sky
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Brian Cox: Life Of A Universe

Looking up into the southern sky allows us to see a hintof this process

Looking up into the southern sky allows us to see a hint
of this process

Full Transcript

00:00:01.000 --> 00:00:03.052
Looking up into the southern sky
00:00:03.052 --> 00:00:06.016
allows us to see a hint of this process.
Duration
6 seconds
Views
25
Timestamp in Movie
00:31:51
Uploaded
Jul 12, 2025
Season
1
Episode
2
Genres
documentary

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Movie Summary

Professor Brian Cox on tour in Australia talks about the life of our universe to scientists and to space-loving audiences.
S01 • E02 As soon as you look through a telescope, - Brian Cox: Life Of A Universe 00:07
As soon as you look through a telescope,
S01 • E02 So, is that really accurate, - Brian Cox: Life Of A Universe 00:08
So, is that really accurate,
S01 • E02 In order to form stars, you have to put together a lot of material, - Brian Cox: Life Of A Universe 00:07
In order to form stars, you have to put together a lot of ma...
S01 • E02 Fortunately, we have very powerful telescopes - Brian Cox: Life Of A Universe 00:14
Fortunately, we have very powerful telescopes
S01 • E02 Stars form from collapsing clouds of gas and dust. - Brian Cox: Life Of A Universe 00:05
Stars form from collapsing clouds of gas and dust.
S01 • E02 And the leftover material forms into planets and moons - Brian Cox: Life Of A Universe 00:06
And the leftover material forms into planets and moons
S01 • E02 But in our part of the Milky Way, - Brian Cox: Life Of A Universe 00:06
But in our part of the Milky Way,
S01 • E02 We see that around the, sort of, solar neighbourhood, - Brian Cox: Life Of A Universe 00:11
We see that around the, sort of, solar neighbourhood,
S01 • E02 Once you form a star, it dies - Brian Cox: Life Of A Universe 00:13
Once you form a star, it dies
S01 • E02 So in order to keep forming stars, - Brian Cox: Life Of A Universe 00:06
So in order to keep forming stars,
S01 • E02 So the fact that the rate is dropping... - Brian Cox: Life Of A Universe 00:04
So the fact that the rate is dropping...
S01 • E02 ..you said a factor of two from, what, 10 billion years ago to now, - Brian Cox: Life Of A Universe 00:10
..you said a factor of two from, what, 10 billion years ago ...
S01 • E02 It's a long time. Not in our lifetimes. - Brian Cox: Life Of A Universe 00:04
It's a long time. Not in our lifetimes.
S01 • E02 I think if you do the extrapolation, - Brian Cox: Life Of A Universe 00:07
I think if you do the extrapolation,
S01 • E02 Eventually, we will run out of gas to form new stars - Brian Cox: Life Of A Universe 00:12
Eventually, we will run out of gas to form new stars
S01 • E02 So, what will our descendants actually see - Brian Cox: Life Of A Universe 00:08
So, what will our descendants actually see
S01 • E02 Well, the centre of the galaxy is here, isn't it? - Brian Cox: Life Of A Universe 00:05
Well, the centre of the galaxy is here, isn't it?
S01 • E02 Yeah. It's kind of the empty bit of sky up here - Sagittarius. - Brian Cox: Life Of A Universe 00:06
Yeah. It's kind of the empty bit of sky up here - Sagit...
S01 • E02 Peer into the centre of the Milky Way - Brian Cox: Life Of A Universe 00:09
Peer into the centre of the Milky Way
S01 • E02 Ours is around 4 million times the mass of the sun. - Brian Cox: Life Of A Universe 00:06
Ours is around 4 million times the mass of the sun.