Today most scientists favor the capture theory of the Moon’s origin, since it would explain why the Moon still orbits in the ecliptic plane, as do other planets.
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The planet which shows us the widest range of surface temper…
The planet which shows us the widest range of surface temperatures between day and night is __________ .
The direction of the rotation of Venus is exceptional becaus…
The direction of the rotation of Venus is exceptional because it is in a ________ direction.
While Saturn is almost as large as Jupiter, its mass is only…
While Saturn is almost as large as Jupiter, its mass is only about __________ of Jupiter’s.
Compared to the orbits of Venus and Earth, the orbits of bot…
Compared to the orbits of Venus and Earth, the orbits of both Mercury and Mars have much _________ eccentricity.
Venus’ surface temperature cools off at night, much like Mer…
Venus’ surface temperature cools off at night, much like Mercury’s does.
In keeping with its Roman god, Neptune probably contains a l…
In keeping with its Roman god, Neptune probably contains a lot of water, in a slushy mantle ocean.
The Mars Rover found undisputed microfossils, proving life o…
The Mars Rover found undisputed microfossils, proving life once existed on Mars.
Venus’ rotation on its axis
Venus’ rotation on its axis
What did radar astronomers find in the polar regions of Merc…
What did radar astronomers find in the polar regions of Mercury?