Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

Webb Space Telescope reveals a surprisingly clear atmosphere on planet TOI-421 b, helping scientists understand the evolution ...

Using the James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts, a team of ...

It’s a shocking twist: The new Planet Hollywood has really good food. The celeb-magnet eatery opened its third NYC iteration ...

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

"It's like trying to spot a fish by looking for ripples in a pond, rather than trying to see the fish itself." ...

If the object really is Planet Nine, it would be larger than Neptune and exist 700 times further from the sun than Earth.

The search for alien life is something that has gripped the world for decades. While telescopes point up at the sky and scan ...

Giant flares blasted out of supermagnetized stars called "magnetars" could forge planets' worth of gold and other heavy ...

This is a distant view from Planet Nine back towards ... Union downgraded Pluto's classification to a dwarf planet in 2006, mainly because other objects might cross its orbit.

We don’t see jet streams settle into symmetric shapes ... and Neptune’s smudges could help us learn more about planets in other star systems, many of which are also giants.