The world's greatest space telescopes have all been round. Now, a new rectangular design could turbocharge our search for ...

A blowtorch of seething gases erupting from a volcanically growing monster star has been captured by NASA's James Webb Space ...

Webb uncovers methane on Makemake, showing the icy dwarf planet is more active than once thought - just like Pluto.

NASA’s powerful telescope imaged a seething jet of gases. The eruption flows from a massive protostar in space. It speeds at ...

Is the key to finding life beyond Earth within 40 light-years of us? NASA’s James Webb Space Telescope is now giving its most ...

Interstellar object 3I/ATLAS nucleus size remains one of the biggest mysteries in astronomy. Scientists are analyzing ...

Travel the universe from your seat with our picks from the annual ZWO Astronomy Photographer of the Year competition.

Forty light-years away from Earth, in the faint light of the ultracool red dwarf TRAPPIST‑1, a rocky planet slightly larger ...

Fomalhaut’s eccentric ring has been the focus of intense scrutiny for nearly two decades, and it keeps giving astronomers new ...

Astronomers have observed a gamma-ray burst (GRB) unlike any seen before: a powerful explosion that repeated multiple times ...

For centuries, astronomers have puzzled over the origins of one of the universe’s oldest and densest stellar systems, known ...