Donald Trump allegedly has a full speech prepared about aliens and UFOs. He is just waiting for the “right time” to deliver ...

In late winter, the zodiacal light is visible in the evening in the Northern Hemisphere (false dusk) and in the pre-dawn morning in the Southern Hemisphere (false dawn). In early autumn, the timing ...

Scientists scanning the heart of the Milky Way have spotted a tantalizing signal: a possible ultra-fast pulsar spinning every 8.19 milliseconds near Sagittarius A*, the supermassive black hole at our ...

Since it turned on, the James Webb Space Telescope has revealed dozens of mysterious red blobs in space. The so-called Little ...

The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...

A new radio survey reveals that the Milky Way’s magnetic field is intricate, widespread, and deeply connected to how the galaxy is organized.

"We are not just replacing the black hole with a dark object; we are proposing that the supermassive central object and the ...

The broadest planned survey by NASA’s upcoming Nancy Grace Roman Space Telescope will reveal hundreds of millions of galaxies scattered across the cosmos. After Roman launches as soon as this fall, ...

The broadest planned survey by NASA's upcoming Nancy Grace Roman Space Telescope will reveal hundreds of millions of galaxies scattered across the ...

Our planet is like a cosmic vehicle with no brakes, carrying all of us on several overlapping trips through the universe.

This twist — that 3I/ATLAS' outer layers have been baked by the sun — does not derail our mission. It just makes the science ...

On a clear night, the Milky Way and the Andromeda galaxy look like close neighbors. In space, they really are.