At the time, the Earth would have been far closer to the moon than it is today, making it perhaps twice as large in the lunar ...

New views of TOI-421 b by JWST gives insight into how the most common type of planet in the galaxy might form.

Billions of years ago, in the frozen edges of the solar system, a violent impact shaped one of space’s oddest pairs. Instead ...

Did you know that the sun is up for more hours this month than in August? August is summertime, and May is still spring, so it may not seem quite right.

In 2005, thanks to Michael Brown’s scientific antics, Pluto was removed from the list of planets in the solar system. In 1968, the Apollo 8 mission flew around the moon. In 2001, Chris Hadfield became ...

Want to save on your electric bill? Here's how Palmetto is helping homeowners harness the power of the sun without the ...

As the night sky became polluted with light from electrified cities, people built planetariums. Today, they’re more ...

Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class of planets.

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

Researchers say they found a curious dot on infrared images taken 23 years apart that seems to be moving in a manner ...

Planet TOI-421b lacks the haze of other exoplanets, which means we're able to get a surprisingly clear understanding of it.

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...