Using the Cerro Tololo Inter-American Observatory (CTIO), an international team of astronomers have performed deep optical ...

Leo P, a small galaxy and a distant neighbor of the Milky Way, is lighting the way for astronomers to better understand star ...

Our sun is a lonely star. At least half the stars in our galaxy have binary companions. This was nicely illustrated in the ...

A rare group of aligned, star-birthing dwarf galaxies resemble a cosmic string of pearls. Astronomers have discovered a rare ...

In a study published in the Astrophysical Journal, a team of researchers led by Kristen McQuinn, a scientist at the Space ...

A team of astronomers led by University of Arizona researcher Catherine Fielder captured the most precise photographs of a small galaxy and its surroundings re ...

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have ...

Astronomers, led by University of Arizona's Catherine Fielder, have captured groundbreaking images of a small galaxy, ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...

Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...