Tereza Pultarova

Vincent Ledvina was as excited as the particles in the atmosphere over his head when a well-timed solar eruption triggered a night of auroral splendor on Valentine's Day.

Earth-observation satellites continue to assess the vast damage in Turkey and Syria caused by the devastating series of earthquakes that struck on Feb. 6.

Two enormous cracks in Earth's crust opened near the Turkish-Syrian border after two powerful earthquakes shook the region on Monday (Feb. 6), killing over 20,000 people.

A satellite system designed to track hurricanes can reveal where damaging microplastics accumulate in the ocean. A new study now reveals why.

Researchers are studying hibernating Arctic squirrels in order to harness the benefits of this natural state to protect astronauts on long-duration space missions.

The James Webb Space Telescope had to perform outside of its design limits to observe the collision of NASA's DART probe with asteroid moonlet Dimorphos in September last year, NASA has revealed

A mini-planet orbiting in the frigid outer reaches of the solar system has a Saturn-like ring of dust and debris that defies the rules of physics, a new study has revealed.

A constellation of tiny satellites could revolutionize the study of the most energetic explosion in the cosmos and help astronomers untangle the mysteries of colliding neutron stars.

The James Webb Space Telescope reveals the earliest stages of galaxy formation in a time when the universe was less than 1 billion years old.

A huge filament of solar plasma has broken off the sun's surface and is circling its north pole like a vortex of powerful winds, but scientists have no clue what caused it.

A rare green comet that hasn't been seen since the time of the Neaderthals made its closest approach to Earth on Feb. 1, and astrophotographers all over the world couldn't peel their eyes off it.

A British startup has performed a first-of-its-kind microgravity experiment using a drone.

The first-ever satellite designed to detect major emitters of the greenhouse gas carbon dioxide is set to launch to space this year.

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.