Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ever spotted, though scientists suspect many more may slip past unnoticed.

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

An object that appears to be from beyond our Solar System has been spotted hurtling towards the Sun, which if confirmed would ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

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

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

Some planets take the expression "you're your own worst enemy" to the extreme — triggering stellar flares from their own ...

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

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

Studies of 15 M-type stars have revealed new insights into the potential presence of exoplanets. A new study led by ...

UCF physicist Dr. Ramses Ramirez has a plan to warm Mars using nanotechnology and "dust fountains" to make future ...