Samantha Mathewson

The four zebrafish China sent to its space station are thriving after spending almost a month in orbit.

Construction of the Extremely Large Telescope has reached another milestone, with the completion of its dome's steel skeleton. A new image of the site includes a stunning view of the Milky Way.

An innovative telescope design has proven successful for daytime skywatching, opening new doors for uninterrupted observation of the cosmos.

Some Hawaii residents oppose plans from the U.S. Space Force to build a suite of new telescopes designed to track and prevent satellites in orbit from colliding.

NASA is studying innovative rocket system developed by Howe Industries that could reducing travel time to the Red Planet to just a few months.

A massive Mars impact crater dominates a new view from the ExoMars Trace Gas Orbiter (TGO).

A striking new Hubble Telescope photo highlights the intricacies of a distant galaxy glowing with a bright white core surrounded by complex dust structures.

The annual Humans to Mars Summit takes place next week, with talks focusing on establishing a sustainable and permanent human presence on the Red Planet by the mid-2030s.

As the sun reaches solar maximum, Mars spacecraft are preparing to study the effects of increased radiation bombardment and how solar storms may impact future crewed missions to the Red Planet.

NASA astronauts Barry "Butch" Wilmore and Suni Williams are slated to launch on Boeing’s first crewed test flight of its Starliner capsule, flying to the International Space Station on May 21.

Seasonal spider-like features were spotted sprouting up through surface cracks near Mars’ Inca City region.

Satellite images capture striking differences between the 2017 and 2024 total solar eclipses that swept across North America, including variations in the moon's shadow along the path of totality.

After 64 years, the United Launch Alliance launched the final flight of its Delta IV Heavy rocket on April 9th, and stunning rocket cam footage captured the fiery finale.

Slovenia signed NASA's Artemis Accords on April 19, becoming the 39th country to affirm their cooperation in future space endeavors to the moon and beyond.

Comet 12P/Pons-Brooks visits the inner solar system every 71 years and will reach its closest to the sun on Sunday (April 21), appearing bright enough to possibly be seen by the naked eye.

NASA is building a moonquake detector for its upcoming Artemis 3 mission, in hopes of learning more about lunar tremors and the internal structure of the moon.

A three-legged robot named SpaceHopper could help combat challenges of exploring low-gravity environments, such as asteroids or moons.

NASA's Lunar Reconnaissance Orbiter (LRO) snapped a perfectly timed photo as it crossed paths with another spacecraft orbiting the moon.

Astronomers Without Borders has set up collection centers across the U.S. and Canada to recycle gently used eclipse glasses, which will be donated to underserved communities for future eclipses.

An unusual "horned" comet is now visible in the night sky and may even make a rare appearance during the total solar eclipse on April 8, 2024.

NASA's CADRE mini rovers have been test driven across the agency's "Mars Yard" and subjected to various other tests to confirm they are ready to launch to the moon.

A small galaxy is bursting with star formation in a dazzling new image from the James Webb Space Telescope.

Lego Education has launched a new solar eclipse education collection featuring special activities to engage students in the upcoming total solar eclipse on April 8.

The third launch of SpaceX's Starship sent shock waves through the air, clearly visible in a stunning new slow motion video that captures the ignition of the spacecraft's 33 Raptor engines.

NASA has launched a new computer game to help kids learn about solar eclipses ahead of April 8 when the moon's shadow will sweep across North America.