If astronauts could slow their metabolic rate drastically, they could potentially “sleep” through long voyages between the ...

The director of the Senegalese Space Study Agency has just led the launch of the first Senegalese nanosatellite into space ...

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...

By Katrina Miller NASA and European scientists explain how they calculate the probability of the space rock 2024 YR4 impacting our planet, and why it’s not yet time to worry. By Robin George ...

A "fireball" spotted hurtling through the sky in Lincolnshire was probably the remains of a rocket booster. The flaming ball with a bright streak trailing behind it was seen shooting over homes across ...

STarlight Acquisition and Reflection toward Interferometry—and will showcase the viability of a new technique for studying ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its ...

A planetary alignment occurs "when the planets 'line up' on the same side of the sun, generally speaking," Gerard van Belle, Lowell Observatory's director of science, tells Space.com. "When this ...

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

The space telescope Gaia has created the largest three-dimensional map of the Milky Way ever. On January 15, 2025, Gaia shut ...