On Dec. 27, 2024, NASA's Juno spacecraft swooped by the volcanic world Io. It witnessed a giant eruption.

Loki Patera is 202 kilometres (126 mi) in diameter, covers 20,000 sq km (7,700 sq mi), and was the largest volcanic feature found on Io until these new observations revealed the hot spot in the south ...

NASA is tracking a truck-sized asteroid which is set to hurtle by Earth today at many times the velocity of a speeding bullet. The space rock—dubbed "2025 BV5"—is estimated by NASA's Jet Propulsion ...

Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.

Since completing its primary science objectives in orbit of Jupiter, Juno has been conducting flybys of the Jovian moons Io, Europa, Ganymede, and Callisto. The spacecraft completed two very close ...

BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.

Despite crashing in the Utah desert in 2004, NASA's Genesis mission is still helping scientists study the effects of solar ...

The Virtual Telescope Project will livestream telescope views of the "planetary parade" on Saturday (Jan. 25), featuring a ...

Tonight and throughout January, stargazers can see a planetary alignment in the night sky or what some are calling a ...