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 ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

A visit to Vancouver's historic H.R. MacMillan Space Centre transports guests from Earth into deep space in its domed, 360° ...

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 ...