A massive barred spiral galaxy from the early Universe has stunned astronomers by forming stars at 300 times the rate of the ...

As spring advances, the night sky undergoes a quiet transformation. The familiar winter constellations fade toward the west, ...

Light's quantum behavior ... the first image of a photon, a lemon-shaped particle never seen before in physics. —13 billion-year-old 'streams of stars' discovered near Milky Way's center may ...

The speed of light is the fastest anything can travel. What happens to a photon from a galaxy 25 million light years away on ...

NASA's new PUNCH spacecraft captured colorful images of the zodiacal light while testing out their sun-watching instruments.

Carina Letelier Baeza captured the aurora borealis forming the shape of a dragon ... but is known for its seven brightest stars and is located 445 light-years from Earth, according to NASA.