Ancient Greek theories on the Milky Way galaxy ranged from mythology to science, with ideas from Democritus, Aristotle and ...

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.

Webb’s exquisite details reveal a chance, random alignment of a protostellar outflow and a distant spiral galaxy. When we ...

A striking new image from the James Webb Space Telescope shows a rare object called an Einstein ring. This shows what appears to be a ring-shaped object in the sky, but is actually created by two ...

NASA’s James Webb Space Telescope has peered into the chaos of the Cartwheel Galaxy, revealing new details about star formation and the galaxy’s central black hole. Our Milky Way galaxy is ablaze with ...

"Unlike any objects we know, these filaments really surprised us. Since then, we have been pondering what they are." ...

Hubble’s latest image reveals the Small Magellanic Cloud (SMC), a nearby dwarf galaxy visible from Earth without a telescope.

While sifting out signatures of supernova remnants, a high-schooler stumbled upon the afterglow of a dormant black hole. It ...

An international team has discovered a giant spiral disk galaxy in the early cosmos which is three times larger than similar ...

Researchers conducted the first-ever near-infrared analysis of an extragalactic recurrent nova and found it is one of the ...

Scanning the sky with powerful radio telescopes will ... radio pulses coming from within our Milky Way galaxy that would pulse every two hours, like a cosmic heartbeat. The long radio blasts ...