Friday, August 14Mars stands within 1° of the open cluster M35 in the early-morning sky of the 14th. Both are located at the ...

Could Jupiter become an artificial Sun? A radical proposal explores shielding Earth and extending its habitability for 9.1 ...

Add Yahoo as a preferred source to see more of our stories on Google. If you're one of the millions of people experiencing springlike warm temperatures this week, it's a great time to look up and see ...

Jupiter is by far the largest planet in the solar system, big enough to swallow more than a thousand Earths. Intuition might suggest that so vast a world would turn slowly, taking a long time to ...

Tonight we’re focused on Jupiter, as two of its Galilean moons cross the planet’ disk this evening. East Coast observers can zoom in on the gas giant shortly after sunset to see Io alone to the planet ...

Io, the most volcanic body in the solar system, transits its parent planet Jupiter this evening, beginning just before midnight EDT tonight. Its shadow follows, offering an intriguing sight for ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Jupiter will set about 45 minutes after the sun this week.

This weekend, Jupiter reaches opposition — its closest and brightest point of the year. Rising at sunset in the east and shining all night long, it will dominate the sky with a steady white brilliance ...