Interstellar comet 3I/ATLAS is making a rare visit to our solar system, reaching perihelion near Mars' orbit on October 30, ...

The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

The post New Photo From Hubble Space Telescope Gives Best Look Yet At Interstellar Object Entering Our Solar System first on ...

Located only 56 million light-years away in Ursa Major, NGC 4102 gives astronomers a nearby target to study how these active ...

Astronomers have witnessed a young star, EK Draconis, unleash a powerful, multi-temperature plasma eruption, offering a rare ...

The comet is on what’s known as a hyperbolic trajectory, which means that it doesn’t follow an orbital path around the sun.

Newly discovered multi-wavelength view of a stellar eruption on a young Sun-like star is changing how we think about life's ...

I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.