Sirius is magnitude -1.5. This giant planet is creeping eastward in relation to background stars ... you might have an opportunity to catch a view of a narrow waning crescent moon, just 9% ...

The strange sight is actually two galaxies, with the light of the second warped around the one at the front as a result of ...

Astronomers have discovered a panoply of new moons orbiting Saturn, bringing the ringed gas giant's total up to 274 moons—far ...

A stunning video taken from SpaceX's Dragon capsule shows the view from space as it orbits Earth at a 90-degree inclination over the north and south poles. Reacting to the video, billionaire Elon ...

Spherex popped off the rocket's upper stage first, drifting into the blackness of space with a blue Earth in the background .

A striking new image from the James Webb Space Telescope shows a rare object called an Einstein ring. This shows what appears to be a ring-shaped object in the sky, but is actually created by two ...

March 31, 2025 • SpaceX launched four people into space Monday evening on a first-ever human mission to orbit Earth's polar regions. If successful, the mission also will be the first to ...

Black holes — regions of space-time with extreme curvature — first arose as a concept from solutions to Einstein's field equations suggested by German physicist and astronomer Karl ...

Humans evolved in conditions of plentiful gravity and relatively slight background radiation, he said. Space is the reverse, and it upends the operations of almost every biological system inside ...

SPHEREx and PUNCH on their way to map out our universe like never before and revolutionize space weather forecasting ... PUNCH will have a clear view of the sun around all times, while SPHEREx ...

Scientists have gotten the best-ever view of 'space tornadoes' howling near the Milky Way's black hole. The cosmic twisters could play an important role in distributing organic molecules ...