Asteroid 2024 YR4 has non-zero odds of hitting Earth

Artist’s illustration of an asteroid approaching Earth. The Catalina Sky Survey discovered an asteroid on December…

A super-Venus exoplanet (with a watery name)

View larger. | Artist’s concept of the exoplanet – a world orbiting a distant star –…

New images of exocomet belts around 74 nearby stars

Here’s one of the newly imaged exocomet belts, around the star HD216956. The new study found…

Marsquakes might explain Mars’ north-south hemisphere differences

A map showing the stark difference between Mars’ southern highlands, in yellows and oranges, and northern…

Extreme winds on exoplanet reach 20,000 mph

Astronomers found extreme winds on exoplanet WASP-127b reach 20,000 mph (32,000 km/hr). EarthSky’s Will Triggs explains…

Lakes on Mars had ripples! They must have been ice-free

View larger. | Artist’s illustration of an ancient lake in Gale crater on Mars. NASA’s Curiosity…

Pandora exoplanet telescope to launch in late 2025

View larger. | Artist’s illustration of the Pandora exoplanet explorer, a new kind of space telescope.…

Andromeda galaxy: Hubble’s largest photomosaic yet

View larger. | This is the largest photomosaic ever assembled from NASA/ESA Hubble Space Telescope observations.…

Do aliens exist? What scientists really think

A survey of 1,055 scientists, including 521 astrobiologists, found that 86.6% believe basic extraterrestrial life likely…

Wow! Binary star’s dusty rings shine in new Webb images

Watch the dust shells of Wolf-Rayet 140 fade between 2022 and 2023. NASA’s Webb Space Telescope…