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Just a few billion years after the Milky Way formed
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Nova

Just a few billion years afterthe Milky Way formed, already much more massive...

Nova • S48E18 • 1974
Just a few billion years after
the Milky Way formed, already much more massive than
Gaia-Enceladus... the Milky Way's gravity
overwhelms its neighbor. Absorbing it entirely. ♪♪

Full Transcript

00:00:01.000 --> 00:00:05.507
Just a few billion years after the Milky Way formed,
00:00:05.544 --> 00:00:07.814
already much more massive than Gaia-Enceladus...
00:00:11.304 --> 00:00:14.566
the Milky Way's gravity overwhelms its neighbor.
00:00:18.055 --> 00:00:20.642
Absorbing it entirely.
00:00:20.679 --> 00:00:23.877
♪♪
Duration
25 seconds
Views
118
Timestamp in Movie
00:29:18
Uploaded
Aug 27, 2023
Season
48
Episode
18
Genres
documentary

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Movie Summary

Science documentaries about various topics.
S46 • E13 MRO has made more than 60,000 orbits... - Nova 00:06
MRO has made more than 60,000 orbits...
S46 • E14 And our home. - Nova 00:22
And our home.
S50 • E15 NARRATOR: Primate populations plummet in Europe and disappear completely from North America. - Nova 00:35
NARRATOR: Primate populations plummet in Europe and...
S50 • E13 Generation after generation breaks down after death, building up a bed of soil. - Nova 00:09
Generation after generation breaks down after death,...
S50 • E13 Turning once inert rock into a living layer. - Nova 00:07
Turning once inert rock into a living layer.
S50 • E14 WIGNALL: It's a layer high in our atmosphere, and what it does is, it protects our planet from ultraviolet radiation from the sun, which is very harmful for all life. - Nova 00:38
WIGNALL: It's a layer high in our atmosphere, and what...
S46 • E12 As the sun's brightness increases, - Nova 00:10
As the sun's brightness increases,
S48 • E21 The mass of the white dwarf increases... - Nova 00:28
The mass of the white dwarf increases...
S50 • E01 It's called the tubing process, 'cause this is where the shape of the vehicle actually comes together, and it looks very much like a tube. - Nova 00:09
It's called the tubing process, 'cause this is...
S46 • E12 Mars, much smaller and further out than Venus, - Nova 00:09
Mars, much smaller and further out than Venus,
S50 • E13 Fast-forward 20 million years. - Nova 00:30
Fast-forward 20 million years.
S46 • E12 With an atmosphere rich in greenhouse gases, - Nova 00:13
With an atmosphere rich in greenhouse gases,
S50 • E14 But during the extinction event at the end of the Permian, the halogens damaged the ozone layer on a devastating scale, bathing life with a massive dose of harmful ultraviolet radiation. - Nova 00:18
But during the extinction event at the end of the Permian,...
S48 • E21 Triggering a colossal thermonuclear reaction. - Nova 00:06
Triggering a colossal thermonuclear reaction.
S48 • E19 With a powerful gravitational pull - Nova 00:17
With a powerful gravitational pull
S50 • E13 They're now more varied, with deeper roots to support their taller stems. - Nova 00:09
They're now more varied, with deeper roots to support...
S48 • E21 The white dwarf detonates - Nova 00:09
The white dwarf detonates
S50 • E13 Prototaxites, the giant fungi, still tower over them. - Nova 00:07
Prototaxites, the giant fungi, still tower over them.
S50 • E13 But soil makes it possible for plants to thrive much farther inland. - Nova 00:08
But soil makes it possible for plants to thrive much farther...
S46 • E16 We found Sedna and Eris and Makemake and Haumea - Nova 00:22
We found Sedna and Eris and Makemake and Haumea