Learn about new observations that reveal an exoplanet is destroying itself by cuddling up to its host star, in an ...

Astronomers using the European Space Agency's Cheops mission have caught an exoplanet that seems to be triggering flares of ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.

At the aphelion, the distance from the Earth’s center to the Sun’s center is going to be 152,087,738 kilometers (94,502,939 ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Mercury reaches its point of greatest eastern elongation on Friday (July 4), presenting an excellent opportunity to spot the ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

In this installment of Practical Magic, Lisa Stardust explains why people are talking about Uranus in Gemini 2025. Always ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...