James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

It had not been thought possible that such tiny, weak stars could provide the conditions needed to form and host huge planets.

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show opening to the public on Monday.At the American Museum of Natural History last fall, ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

Astronomers have indeed discovered ... similar to Pluto's orbit." This extreme orbit, which takes the object approximately 25,000 years to complete, suggests a complex history of gravitational ...

The concept of the nature of celestial bodies has changed several times throughout human history. For early astronomers ... Uranus and Neptune. Why did Pluto lose its status as a "planet"? Pluto was ...

Based on the newfound object's trajectory, the scientists estimate its last close pass to the sun was in 1930, the same year Pluto was discovered. It's now twice as far away and rocketing off even ...

That date is rich with coincidence. Pluto was discovered that very same year. And the Institute for Advanced Study, where Cheng now works, was founded that year. Some celestial rhythms ...