Jupiter’s Great Red Spot is 190 years old, scientists say

Today’s Great Red Spot on Jupiter may be 190 years old. Researchers think it’s not the…

1st pair of merging quasars seen at Cosmic Dawn

Artist’s concept of a pair of quasars – bright, active galaxies – merging. Scientists saw these…

Webb spots giant asteroid collision in Beta Pictoris

View larger. | Artist’s concept of the Beta Pictoris system, only 63 light-years from Earth. It’s…

Spotted! Water frost on Mars volcanoes for 1st time

View larger. | Olympus Mons on Mars is the largest volcano in the solar system. This…

Did Earth lose its protective bubble 2 million years ago?

Earth usually rides inside a protective bubble – the sphere of the sun’s influence – called…

Epic solar storm effects seen by Mars rovers

You’re looking at the planet Mars. See the specks in this scene, like the old TV…

Phoenix exoplanet’s puffy atmosphere survives red giant star

View larger. | Artist’s concept of the hot Neptune exoplanet called TIC365102760 b, nicknamed Phoenix. It…

The last Milky Way galactic collision was a recent event

This image visualizes the Milky Way and its surrounding halo of stars. Most stars in the…

Real-life Star Trek exoplanet doesn’t exist

View larger. | Artist’s concept of what HD 26965 b – or Vulcan – might have…

The North Star: Does it ever move?

View at EarthSky Community Photos. | The bright star in this montage of time-exposure photos is…