The clearest and most precise images yet of the universe’s infancy from the Atacama Cosmology Telescope show the first steps ...

"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

NASA's newest space telescope rocketed into orbit Tuesday to map the entire sky like never before—a sweeping look at hundreds ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

At the center of our galaxy, hidden behind dense clouds of gas and dust, the black hole Sagittarius A* rotates rapidly, ...

Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...

When I give a public talk about space ... stars looks white to the unaided eye). Cones are the cells that decipher color, and they come in three kinds: each cone is sensitive to either red, green ...

Astronomers from the Max Planck Institute for Astronomy have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million ...