Hosted on MSN1d
From gas giants to rocky worlds: Why planets in our solar system differ
The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...
Hosted on MSN1d
Why do the solar system's planets have different compositions?
If everything in our solar system formed from the same solar nebula, why do the planets have different compositions? Herbert WichTitusville, Florida To better understand why the planets have variable ...
‘Best planet parade in half a century’ visible this week & falls during almighty galaxy season – three tips to see them
STARGAZERS are in for a treat this month as a rare planet parade falls in Andromeda galaxy season. “One of the best planet ...
chicotnewspapers3d
A 'city-killer' asteroid might hit Earth -- how worried should we be?
A colossal explosion in the sky, unleashing energy hundreds of times greater than the Hiroshima bomb. A blinding flash nearly as bright as the Sun. Shockwaves powerful enough to flatten ...
Space.com4d
NASA's Juno spacecraft watches most powerful volcanic event ever seen on Jupiter's moon Io
"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really saying something." ...
Scientific American4d
How Many Planets Are in the Solar System?
The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...