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 ...

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.

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 ...

While TV commentators are wagging their fingers at the fossil fuel industry, Taylor Sheridan has provided a different point ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

Planetary Parade 2025: when and how to see 7 planets line up over UK skies this February - A rare celestial event where seven ...