Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

Scientists Astonished By Discovery of Giant Planet That Doesn't Make Any Sense: 'We Don't Understand' After decades of ...

Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some ...

A team of astronomers has uncovered an extraordinary cosmic mystery, a giant planet that seems to be hurtling toward a fiery ...

Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star. The discovery defies current understanding of how planets form.

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

The star is only about 2 percent as luminous as the sun, so the planet gets enough heat to warm it to about negative 20 degrees Celsius. Chilly, sure, but mind you that’s if it doesn’t have an ...

This artist's illustration shows the shadow of a planet passing in front of the red dwarf star AU Microscopii. Blue clouds depict the planet's atmosphere, which is evaporating as the star blasts ...

Astronomers have found an unusually large planet orbiting a small star, located about 280 light-years from Earth. The unexpected size of the newly discovered world, called TOI 5205b, has caused ...

Planets 'Too massive for its star': Scientists discover enormous planet that changes what we know about red dwarfs LHS 3154 b is 13 times Earth's mass, but its host star is 11% of our sun's mass ...

Red dwarfs like Barnard’s Star are happy hunting grounds for planet chasers: They are not only the most common stars in the universe but also the most easily wobbled by their planets, especially ...

Recent data from the James Webb Space Telescope (JWST) suggests that a planet orbiting a small, red star 35 light years away may have a thick, sulfurous atmosphere, fueled by constant volcanic ...