"It's an elegant answer, really, because we thought it was a tiny galaxy full of many separate cold stars, but it's actually, ...
When the "little red dots" were first discovered in 2022, scientists thought the objects might be galaxies as mature as the Milky Way, which is about 13.6 billion years old. That's because galaxies ...
Astronomers using the James Webb Space Telescope have uncovered mysterious “little red dots” that may not be galaxies at all, but a whole new type of object: black hole stars. These fiery spheres, ...
Usually, the Northern Lights have a little more of a greenish hue, but one NASA astronaut captured an amazing, crimson-lined aurora orbiting Earth.
Our universe is filled with floating nebulae, spinning planets and black holes. But if we closed our eyes and listened, what would these celestial objects sound like? Would we hear a faint whoosh? Or ...
HUNTSVILLE, Ala. — A NASA astronaut aboard the International Space Station has photographed an extraordinary red aurora, a celestial phenomenon that occurs only a few times during typical six-month ...
An astronaut captured a rare light show from space. Usually, the Northern Lights have a little more of a greenish hue, but one NASA astronaut captured an amazing, crimson-lined aurora orbiting ...