One of the big surprises: Despite the moon's cooled crust, the data shows Io maintains liquid hot lava just below the ground.

"These early images of Donaldjohanson are again showing the tremendous capabilities of the Lucy spacecraft as an engine of ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by ...

This asteroid is bigger than scientists anticipated, about 5 miles long and 2 miles wide at its widest point — resembling a ...

Photographer Riste Spiroski snapped a striking view of the moon and Jupiter hanging over the ancient lake Ohrid in northern ...

A flurry of new discoveries from NASA's Juno mission Jupiter have taken us beneath the surface of the gas giant's volcanic ...

Juno’s latest discoveries have pulled back the veil on Jupiter’s harsh atmosphere and the fiery volcanic world of Io. The spacecraft detected warm lava flows beneath Io’s crust and uncovered how heat ...

Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

NASA's Lucy spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the ...

NASA scientists have sought to understand planet Jupiter, the gas giant whose mass is more than the rest of the planets in ...

“As we study the complex structures in detail, they will reveal important information about the building blocks and ...

The photos capture both our neighboring planets and galaxies far, far away in a stunning release to celebrate one of NASA’s ...