NASA's Juno spacecraft zipped just 930 miles (1,500 kilometers) above the volcanic world Io in 2024. The extraterrestrial ...

Over the last ten years, OPAL has observed Uranus' northern hemisphere, which has faced the inner solar system for the ...

19, 2024 — Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar ...

Mercury is the least explored of the four rocky planets in the inner Solar System. It wasn’t until 2011 that NASA’s MESSENGER ...

Inner dark comets can be found within the inner solar system, which includes the planets Earth, Venus, Mars and Mercury, and move in nearly circular orbits around the sun. The celestial objects ...

Venus has an active surface, including volcanoes. The surface pressure is 9.3 megapascals (93 bars), and the average surface temperature is 737 K (464 °C; 867 °F).

NASA discovered and later confirmed the first interstellar object to enter our solar system. It wasn't aliens. But artist ...

On Christmas Eve, the Parker Solar Probe was set to become the closest spacecraft to the sun, flying within a few million miles of the solar surface.