Galileo started this quest over 400 years ago, and scientists finally were able to peek at one of the biggest mysteries of ...

How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a ...

The brand new Vera Rubin telescope is about to begin its 10-year mission to offer the newest cosmic perspective we've had in ...

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

Nearly 400 years ago, Galileo looked at the Pleiades star cluster through his telescope and noticed that the seven or so ...

Astronomers have witnessed a planet causing eruptions on its parent star. The discovery, published in Nature, could reshape ...

Cosmic archeologists have used the James Webb Space Telescope to excavate ancient disk galaxies that tell the story of how ...

The 10-year survey is the primary mission of the Vera C. Rubin Observatory, located on a mountaintop at the edge of Chile’s ...

Felton Davis offered thousands of strangers a close-up view of the Moon and planets orbiting New York City. Now he’s passing ...

Jupiter isn’t alone in this category; Saturn, Uranus, and Neptune are also gas giants, though Uranus and Neptune are often ...