Tereza Pultarova

Ukraine's former space chief thinks lost international collaborations are causing even greater harm to his nation's space sector than Russian missile strikes.

The first images from NASA's new space-borne air pollution sensor reveal how levels of toxic pollutants change within a day across the United States.

Watch India's Chandrayaan-3's Pragyan rover step onto the moon's surface for the first time and have its picture taken from orbit.

Satellite images reveal mass destruction of emperor penguin colonies in climate change-stricken Antarctica as sea ice melts underneath the birds' feet.

India's Pragyan rover rolled out of the nation's Chandrayaan-3 moon lander less than a day after the triumphant landing, commencing its two-week exploration mission.

Dante Lauretta, the chief scientist of NASA's OSIRIS-REx mission, talks about the unexpected challenges of NASA's first asteroid sampling attempt in an exclusive interview.

The first images from India's Chandrayaan-3 mission taken after the probe's historic moon touchdown reveal a pockmarked surface near the lunar south pole.

Satellites watched weakening tropical storm Hilary bring a deluge to California hours after a series of earthquakes shook the Los Angeles region.

Scientists developing more sensitive next-generation gravitational wave detectors struggle with technical challenges that might be easily overcome by putting such detectors on the moon.

Satellites watched as an innocent-looking tropical depression exploded into the powerful Hurricane Hilary in just two days off the Pacific Coast of Central America.

Satellite images reveal the scope of devastating wildfires in the Canadian northwest where an entire capital city had to be evacuated due to approaching flames.

Europe's most active volcano, Italy's Mount Etna, erupted on Sunday (Aug. 13) after weeks of puffing out odd smoke rings. Here is how it looked from space.

Astronomers have discovered a failed star that can't sustain nuclear fusion in its core, but is 2,000 degrees Fahrenheit hotter than the sun.

The town of Lahaina on Hawaii's Maui island has been burnt to ashes by the devastating wildfire.

Exoplanets in the habitable zone of the Trappist-1 star, some 40 light-years away from Earth, are more likely to have liquid water than researchers previously thought, according to a new study.

Mild solar storms can cause more serious problems to GPS satellites than once-in-a-century events, a new study has found.

A powerful solar flare disrupted radio and navigation signals across North America on Monday and prompted space weather forecasters to issue warnings because of energetic particles hitting Earth.

A lightweight version of the International Space Station's robotic arm will help Astroscale remove decades-old space junk from Earth's orbit in the first mission of its kind.

The Cygnus NG-19 mission arrived at the International Space Station after a two-day space ride on Friday, Aug. 4, delivering supplies and equipment including a new potable water dispenser.

Legendary guitarist Brian May talks to Space.com about his collaboration with NASA's OSIRIS-REx mission and a new book about asteroid Bennu written with the mission's science lead Dante Lauretta.

Queen guitarist Brian May and the chief scientist of NASA's asteroid-sampling OSIRIS-REx mission have collaborated on a book about the asteroid Bennu — and it's not a PR stunt.

Removing carbon from Earth's atmosphere may not reverse devastating changes to weather patterns in vulnerable areas, a new study suggests.

Scientists may have just found what makes the sun's outer atmosphere, the corona, so inexplicably hot.

Queen guitarist and astrophysicist Brian May is about to release a book of 3D photographs of the near-Earth asteroid Bennu, based on images gathered by NASA's OSIRIS-Rex spacecraft.