Space weather isn’t referring to rain clouds that float through the galaxy. Instead, it’s caused by massive explosions of ...

IMAP (short for "Interstellar Mapping and Acceleration Probe") is the primary payload on today's flight. The roughly $600 ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

3I/ATLAS likely weighs more than 33 billion tons. The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say. A ...

A solar-plus-storage system has been installed at a hospital in northeastern Ukraine in an area frequently impacted by electricity cut-offs due to Russia’s targeting of energy infrastructure. RePower ...

Astronomers have been fascinated after spotting an object earlier this year that came from interstellar space as is now hurtling through our inner solar system. Regardless, it’s an interesting visitor ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say. A comet named 3I/ATLAS likely weighs more than 33 ...

A mysterious object hurtling through space has been identified as a rare “interstellar object,” only the third of its kind ever seen. In July, NASA reported its ATLAS (Asteroid Terrestrial-impact Last ...

The mysterious interstellar object traveling through our solar system has been spotted acting like no other comet ever seen before, revealing its alien origins. Scientists from Michigan State ...

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of the solar system as we thought. The beads appear above a swirling hexagonal ...

Our sun has unexpectedly begun to ramp up its activity, which could lead to more severe solar storms that cause blackouts and disrupt global communications. NASA revealed that our solar system's home ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...