We already know a decent amount about how planets form, but moon formation is another process entirely, and one we're not as familiar with. Scientists think they understand how the most important moon ...

I hope you enjoyed the recent great pictures from comet Churyumov–Gerasimenko (or 67P for short) as much as I did. Launched in 2004 by the European Space Agency, the Rosetta spacecraft finally ...

As we get further into the month of September, the planet Jupiter will be appearing in the eastern part of the sky earlier and earlier during the late night. If ...

Jupiter is very bright now, the brightest object in the sky at night (excluding the Moon). You can see it now about an hour after twilight, if you look to ...

Add Yahoo as a preferred source to see more of our stories on Google. On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he looked at ...

There’s no mistaking Jupiter in the sky these winter evenings, rising in the southeast as evening twilight ends. In fact, you should be able to easily see it long before twilight fades. Jupiter is by ...

The NASA spacecraft Galileo is set to crash into Jupiter on Sunday, sacrificing itself for the sake of alien life. But there should be some rewards for astronomers, too. In its final hour, the ...

HAMBURG (dpa) – After the most successful interplanetary research mission in history, the German-American space craft Galileo has now been put on course for a crash landing with the planet it has been ...

WASHINGTON (voa) – One of the most remarkable chapters in the history of planetary exploration ended Sunday, September 21, 2003, at 1857 UTC when the American spacecraft Galileo plunged to its demise ...

There’s no mistaking Jupiter in the sky these Pottsville winter evenings, rising in the southeast as evening twilight ends. In fact you should be able to easily see it long before twilight fades.