Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

A very rare treat is about to grace Earth's night skies.

MAROON-X was specifically designed to detect tiny exoplanets orbiting red dwarf stars by detecting the minuscule ...

A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in our galaxy. Using ...

A new study may have revealed the true source behind how the Red Planet got its hue. It’s been long thought that Mars shines red due to the rusted iron minerals within the dust that covers the ...

a rare seven-planet alignment visible in the sky. It is a spectacle that will not be visible again until 2040. But such events are not just a treat for stargazers – they can also have a real ...

TUCSON, AZ. — The University of Arizona has unveiled groundbreaking images of young planets using a new instrument, MagAO-X, that offers unprecedented detail. Astronomers at the University of ...

"Planet parade" is not a real astrological term. According to NASA, planets always appear in a line in the sky. The planets rotate around the sun basically in a disc-shaped track. Earth sees other ...

Stargazers are in for a rare celestial treat this week when all the planets in our solar system are set to align on 28 February.