For obvious reasons, the Sun’s influence weakens as you get closer to the edge of the solar system. But things might be a lot ...

A Jupiter-size exoplanet orbiting a dead star baffled astronomers. But the planet named WD 1856 b could preview the fate of ...

Astronomers have used the James Webb Space Telescope (JWST) to observe an oddball gas giant exoplanet orbiting a dead star.

The California Science Center (CSC) has just unveiled the most impressive museum exhibit I’ve ever seen by a margin of 3 ...

A pair of new studies are looking to define this boundary as NASA’s New Horizons spacecraft hurtles towards it. They have ...

A person standing on the largest volcano in the solar system would never know it. Olympus Mons rises 70,000 feet over Mars on ...

NASA's New Horizons found the solar wind slows as it nears interstellar space, helping improve models of the solar system's ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...

Based on the composition of gases spewed by the icy space rock, researchers estimate that our guest might be up to 12 billion ...

As part of plans to establish a lunar base, the space agency may send to the moon a spare test version of the rover — as well ...

A "solar fireworks show" lit up the solar system just in time for the United States' 250th birthday. The sun emitted a strong solar flare on Saturday, which peaked at around 4:41 p.m. ET, NASA said.

On a clear night, it dominates the sky, bright enough to cast shadows and large enough for dark patches and surface features to be seen without any equipment. It appears close, almost familiar.