The next year of science on the James Webb Space Telescope has been announced amid mounting budgetary uncertainty that could ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

A team of researchers used the James Webb Space Telescope to uncover new details about SIMP 0136, a free-floating planet in ...

Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.

Each of the planets, labeled b, c, d, and e, has a mass between 20% and 30% of Earth's, making them among the smallest yet ...

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and ...

Barnard’s Star is notorious among astronomers for a history of false planet detections but it appears the latest discovery – ...

Have you ever wondered how far Jupiter is from Mars or Venus from Earth? Our handy calculator makes it easy to find out! All distances are average and ...

Planets can be extremely hot when they are born, and new computational experiments show that such planets would have an atmosphere composed of a homogenous mixture of hydrogen and water. As the ...

and he told Live Science "The general rule of thumb is to use a telescope with a larger diameter for the planets to revolve greater light-gathering, and a smaller telescope to provide a smaller ...