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 ...

July is an excellent month for astrophotographers. The clear summer skies and warm nights help, but what will excite night sky-watchers are its three meteor showers, striking lunar conjunctions and ...

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

The only evening planet for July is Mars, faint red in the west at dusk, and getting lost in the Sun’s glare by August. High ...

Alternative to fireworks? Stargazers could instead catch a cosmic light show this Fourth of July weekend when the Milky Way ...

Thanks for subscribing! Look out for your first newsletter in your inbox soon! The best things in life are free. Sign up for our email to enjoy your city without spending a thing (as well as some ...

These observations reveal that galaxies first formed thick, chaotic disks, and only later developed the calm, thin disks seen in modern spirals like the Milky Way. The figures illustrate the revealed ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

New research shows that certain moths, like the bogong moths, use the night sky and stars to navigate, just like humans do.

Brown reportedly noticed an unnatural section of rock on a cliff face, which gave way to a cave “that curved downward into ...

Named for the pioneering astronomer Vera Rubin, whose work on galaxy rotation helped prove the existence of dark matter, the ...

NASA's Chandra X-ray space telescope has captured a breathtaking image of the neighboring Andromeda galaxy, in a tribute to ...