For more than a century, astronomers have puzzled over a strange discrepancy in the historical record. Theta Eridani, a ...

Thursday: What you see with the naked eye isn’t all that can be seen. While astronomers can learn a lot from observing the ...

The planet LHS 1140 b lies in its star’s habitable zone, which already made it a prime candidate as a possible host for life ...

Astronomers using NASA's James Webb Space Telescope have discovered a giant planet outside our solar system, called an ...

Hydrogen can react with other chemicals, and both it and helium can be lost to space. Venus, Earth, and Mars are thought to ...

SpaceX is launching the latest version of its Starship megarocket for a test flight that—if all goes to plan—should look a ...

In a major milestone in the search for life on other planets, astronomers have detected, for the first time, an atmosphere ...

Astronomers have detected a type of sugar in space that’s also found in raspberries. The sugar, called erythrulose, lurks in ...

Venus is turning the western evening sky into a stage for two easy-to-see celestial encounters this July, first passing ...

Venus pairs up with Regulus on July 9 before meeting a slender crescent moon on July 17.

As the glimmer of June’s full Strawberry Moon fades into the night, darker evenings allow for a better view of the Milky Way ...

One of the great ironies of the year is the fact that in the heat of the summer in the northern hemisphere, the Earth is much farther away from the sun than it is in the winter. This year the Earth is ...