Plans also include putting 50,000 orbital mirrors in space, which could make the sky 300% brighter.

For the first time in history, astronomers have detected a sugar molecule floating among the gas clouds of interstellar space ...

Night may soon become something that companies can switch off, briefly and selectively, from hundreds of miles above Earth.

Looking for a sky event this week? Check out our full Sky This Week column. July 20: Moon landing throwback Saturn's largest ...

For decades, astronomers puzzled over the Sun’s missing silver. Turns out, we just weren’t looking at it in the right way.

Looking for a sky event this week? Check out our full Sky This Week column. July 17: The Moon skims south of Venus Comet ...

Scientists have painted the most detailed portrait yet of the planetary system orbiting Barnard's Star—the sun's closest ...

The Bullet Cluster is considered important evidence for the existence of dark matter. Now a research team believes it can explain its peculiarity differently.

The U.S. National Science Foundation National Radio Astronomy Observatory (NSF NRAO) has completed observations for the Very ...

Second only to black holes, neutron stars – incredibly dense star remnants – are the densest objects in the universe. When neutron stars collide, they create ripples in the fabric of space and time in ...

Astronomy Photographer of the Year 2026 shortlist features eclipses, nebulae, aurorae and Milky Way images ahead of the September winners announcement.

Read Space & Astronomy on The Wall Street Journal ...