These range from the supermassive black hole in the Andromeda Galaxy to Cyg A*, which is at the heart of a radio galaxy 760 light-years away. We are decades away from operating radio telescopes on the ...

The NASA/ESA/CSA James Webb Space Telescope has discovered a new moon orbiting Uranus. The moon, designated S/2025 U1, is about six miles (10 kilometers) in diameter, which made it hard to spot by ...

Relatedly, astronomers may have just pushed the upper size limit of what counts as a planet.

From dark-sky parks to remote deserts, these locations offer prime views of the March 3, 2026, blood moon.

Early last year, asteroid 2024 YR4 caught the public’s attention as its chances of hitting Earth in the near future climbed ...

Now, a study led by SETI Institute scientist Matija Ćuk proposes an explanation linking the formation of the moons and rings, centering on the possibility that Titan is the product of a moon merger.

For over 400 years, legions of lunar cartographers have been surveying the surface of the Moon — first by telescope and then by spacecraft — charting and naming its features. The resulting lunar map ...

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A spectacular new image from the James Webb Space Telescope reveals intricate structures inside the Helix Nebula, where a dying sunlike star is enriching the galaxy with the elements needed for life.

When four astronauts begin a historic trip around the moon as soon as February 6, they’ll climb aboard NASA’s 16.5-foot-wide Orion spacecraft with the understanding that it has a known flaw — one that ...

At bedtime, my 7-year-old daughter and I have been reading the book, Dancing through Space. It's the story of the first Black female astronaut, Mae Jemison. Mae Jemison has become my daughter’s latest ...