Look to the eastern sky, and a clear horizon will show you a unusual, grinning planet alignment with the crescent moon.

How can we successfully collect and return samples from Mercury and Venus to Earth? This is what a recent study presented at the 56th Lunar and Planetary Science Conference hopes to address as a pair ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

Four of Earth’s neighbors are about to appear in a planetary alignment. Those four planets — Mercury, Venus, Neptune and ...

An SwRI-led study modeled the chemistry of TOI-270 d, a nearby exoplanet between Earth and Neptune in size, finding evidence ...

Skywatchers worldwide are in for a charming cosmic display before the sun rises next week as three celestial bodies will ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

Four planets in the solar system are about to appear in alignment in the night sky. Here's how stargazers will be able to see ...

Scientists thought they saw a distant star swallow a planet for the first time ever. But new observations from the James Webb ...

Neptunes, which are exoplanets whose size is between Earth and Neptune, teach astronomers about exoplanet formation and evolution? This is wha | Space ...