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

An international team of astronomers reports the discovery of two new exoplanets, a few times more massive than Earth, ...

In a groundbreaking step for exoplanet science, NASA's James Webb Space Telescope (JWST) has given us an unprecedented look at the atmosphere of TOI-421 b, a sub-Neptune exoplanet about 245 light ...

Astronomers didn’t even know sub-Neptunes existed until NASA’s Kepler mission uncovered them over the past decade. Although a ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view ...

Just weeks ago, scientists warned that a "city killer" asteroid had a small chance of hitting Earth. While that prediction was thankfully revised, the planet may have to worry about another object ...

Astronomy fans got to see a planetary alignment in mid-April featuring Venus, Saturn, Mercury and Neptune. Stargazers will ...

An asteroid about the length of three football fields is due to pass closely – but safely – by Earth in a matter of hours. Talk of asteroids coming too close for comfort to Earth may remind ...

To understand how chaotic the early solar system was, we need only gaze at the moon. Its cratered surface bears the scars of ...

Cosmos 482, the Soviet probe that was supposed to land on Venus but ended up stuck in Earth's orbit for decades, appears to have crashed back to Earth in the early hours of Saturday morning.

NEPTUNE BEACH, Fla. — More than 400 drivers in Neptune Beach are set to receive an unwelcome letter in the mail. They were caught by the new automatic speed ticket cameras according to a new ...

Kosmos 482 crashed into Earth on May 10, confirmed Roscosmos. The spacecraft reentered at 2:24 am ET, falling into the Indian Ocean. Launched in 1972, it malfunctioned and remained in orbit for 53 ...