The first ever space telescope, the Orbiting Astronomical Observatory 2 (OAO-2), was launched into the low Earth orbit in ...

Melon Quest 2025 has officially begun, an informal competition in our household to see who can identify and claim the best ...

A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers have identified a massive filament of hot gas connecting four galaxy ...

"We have discovered a galaxy that has been 'perfectly preserved' for billions of years, a true archaeological find that tells ...

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

We are entering a new era of cosmic exploration. The new Vera C Rubin Observatory in Chile will transform astronomy with its ...

In an extraordinary leap forward for astrophysics, astronomers have achieved a momentous breakthrough with the first direct ...

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...

An international team of researchers has analyzed 111 JWST images of distant edge-on galaxies, or ones where the alignments ...

Many galaxies, including our own Milky Way, are characterized by a flat, extended, rotating stellar disk. These disk galaxies commonly contain two ...