Space exploration is no longer the domain of countries alone. It’s now rapidly becoming the domain of private interests.

Astronomers have identified a colossal giant radio galaxy (GRG) stretching 3.3 million light-years across—32 times the size ...

Because planets always appear in a line, the alignment isn't anything out of the norm. What's less common is seeing so many bright planets at once.

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

According to astronomy, when you wish upon a star you’re a million years too late. The star is dead, just like your dreams. When you wish upon a star, Jiminy Cricket told us, your dreams come true.

Across the world from Aenos, Greece, to Zsekic, Hungary, dark sky parks are preserving a view of the stars for locals and tourists alike.

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...

Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

Black holes that have been obscured by clouds of dust still emit infrared light, enabling astronomers to spot them for the ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

New evidence suggests the universe is expanding faster than predicted. Explore the Hubble constant and its implications for ...