The chances of an asteroid striking Earth within the next decade has doubled in a matter of weeks, according to NASA astronomers.

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye ...

So long as the weather cooperates, Saturn, Venus, Mars, Jupiter and the moon will be visible Sunday evening during an open house at the Indiana University Kokomo Observatory. The open house begins at ...

NASA’s Europa Clipper spacecraft has sent back its first starry image, a significant milestone as it makes its way toward Jupiter’s moon Europa. The image, released by NASA this week, is a mosaic of a ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Mars will appear to make an ultraclose approach to the moon on Sunday, after Jupiter had a turn earlier this week. Here's how ...

The moon rock signifying NASA's lunar ambitions had adorned Joe Biden's Oval Office throughout his entire presidential ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by Koji Kuramura and Gerald Eichstädt. Credit: NASA/JPL-Caltech/SwRI/MSSS | ...

Our modern era of space observation and exploration deepens our connection with the universe—and with each other. When NASA ...

NASA’s Europa Clipper is well on its way to Jupiter’s icy moon, Europa, set to arrive in 2030. While its science instruments ...