Tereza Pultarova

Magnetic properties of coronal holes in the sun's atmosphere can help forecast the severity of geomagnetic storms that hit Earth.

Watch asteroid 2023 BU make a close flyby of Earth in images shared by the Virtual Telescope Project taken when the rock was just 13,670 miles (22,000 kilometers) from the surface.

The space rock, called 2023 BU, was discovered less than a week ago.

SpaceX's Falcon 9 rocket lifted its heaviest payload yet to low Earth orbit when it launched 56 Starlink satellites on Thursday morning (Jan. 26).

The huge amount of water injected by the cataclysmic Hunga Tonga volcanic eruption into Earth's atmosphere last year will temporarily affect the protective ozone layer.

A giant iceberg almost the size of London has broken off the Brunt Ice Shelf in western Antarctica on Sunday (Jan. 22) after years of cracking.

The Earth's protective ozone layer is recovering thanks to the successful implementation of the Montreal Protocol. But new threats are emerging that might set back the efforts, scientists say.

An image taken by an Austrian comet hunter reveals a disconnection in Comet's C/2022 E3 (ZTF) tail that may have been caused by turbulent space weather.

Light pollution is brightening up the night sky so fast that stars are virtually disappearing in front of sky-watchers' eyes, a new study has revealed.

Black holes residing at the center of galaxies produce way more energy than scientists previously thought, a new study has revealed.

The Hubble Space Telescope caught an unexpected asteroid streaking across a field of distant galaxies.

2022 was among Earth's 10 warmest years on record despite cooling La Niña conditions, and rising greenhouse gas concentrations hint that the worst is yet to come.

Emissions from a fossil fuel-based power plant have been measured from space for the first time.

NASA's Jupiter explorer Juno's memory is back online, and most of the precious images of the gas giant and its volcanic moon Io Juno took just before the glitch hit have been salvaged.

Virgin Orbit suffered an anomaly on its highly anticipated "Start Me Up" launch, the first-ever orbital mission from the U.K.

A giant leap for the U.K. space sector is set to take place tonight as Virgin Orbit readies for its first-ever launch from Britain, and from Europe.

Living quarters of NASA's moon orbiting Gateway station will be so tiny that astronauts will not be able to stand upright inside, an architect involved in the station's design said.

More rain is on its way to the already drenched western U.S. as forecasters observe two new "atmospheric rivers" form above the Pacific Ocean.

Europe entered 2023 with what meteorologists described as the most intense winter heatwave in history and satellites witnessed it from space.

NASA's Perseverance Mars rover has dropped its fourth rock sample tube at a location in Jezero Crater, meaning its first backup sample depot is now 40% complete.

Satellites are watching as a so-called atmospheric river brings huge amounts of tropical moisture to California, prompting weather forecasters to issue flood-risk alerts.

A giant cloud of magnetized plasma exploded from a sunspot hidden on the far side of the sun, which might turn to face Earth only two days from now.

The HAKUTO-R mission by Japan-based startup ispace performed its second major deep-space maneuver on Jan. 2, keeping it on course to reach the moon in April.

Some people think HAARP was built to trigger natural disasters, but it may, in fact, help to save Earth one day.