"The climate of this planet is extreme and nothing like that of Earth. The planet's dayside is so hot that elements typically ...

As planets pass in front of their parent stars as viewed from Earth, they cause a tiny dip in the amount of starlight we ...

Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant planets, suggests a new study.

"Temperamental" stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant ...

Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant ...

The Hubble Space Telescope has been used to study 25 hot Jupiters. It has helped to answer "questions important to our understanding of exoplanet atmospheres," according to the Hubble team. Credit: ...

Launched in 1990, the Hubble Space Telescope is a joint ESA/NASA project. It has become one of the most important science ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...

Astrophotographer Andrew McCarthy has millions of fans worldwide who love the stunning images he captures and creates of the ...

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

NASA’s Juno spacecraft has uncovered an immense volcanic hot spot on Jupiter’s moon Io, surpassing any previously recorded ...

These events, often called "planet parades" or "planetary alignments," though not exceedingly rare, are worth observing since they don't happen yearly.