Astronomy

Houston company Axiom Space's Ax-4 astronaut launch to the International Space Statio has been delayed by two days, to June 10.

Astronaut Edward H. White II, pilot of the Gemini IV four-day Earth-orbital mission, floats in the zero gravity of space outside the Gemini IV spacecraft.

In honor of the live-action 'Lilo & Stitch', we look back at 12 extra-terrestrials who came in peace.

Widespread proposed budget cuts have left the US space agency facing an uncertain future at the same time as NASA’s intended new leader has been withdrawn by the Trump administration

Widespread proposed budget cuts have left the US space agency facing an uncertain future at the same time as NASA’s intended new leader has been withdrawn by the Trump administration

The Hubble constant, a set number that connects a galaxy’s speed to its distance from Earth and tells us how fast the universe is expanding, was first described more than a hundred years ago – but astronomers have debated it ever since

The Hubble constant, a set number that connects a galaxy’s speed to its distance from Earth and tells us how fast the universe is expanding, was first described more than a hundred years ago – but astronomers have debated it ever since

Government layoffs threaten to make it easier for the Trump administration to ditch draft heat safety regulations

Two of the most destructive invasive termite species are interbreeding in the US – they can survive a wider range of temperatures and could easily spread across the globe

Two of the most destructive invasive termite species are interbreeding in the US – they can survive a wider range of temperatures and could easily spread across the globe

Astronomy has lost one of its most assiduous calculators of eclipses with the passing of astronomer Fred Espenak, known widely as "Mr. Eclipse."

If successful, Resilience will be only the third private spacecraft to complete a landing on the moon, and the first operated by a non-US company

If successful, Resilience will be only the third private spacecraft to complete a landing on the moon, and the first operated by a non-US company

Mucus does far more than just act as a protective barrier. Emerging research reveals ways to harness its power and deliver treatments for everything from yeast infections to inflammatory bowel disease

Mucus does far more than just act as a protective barrier. Emerging research reveals ways to harness its power and deliver treatments for everything from yeast infections to inflammatory bowel disease

The 2025 Atlantic Hurricane season expected to be busier than normal, according to NOAA forecasters.

Supermassive black holes could act as natural particle accelerators, helping humanity investigate dark matter.

Image: The Copernicus Sentinel-2 mission has captured a dramatic image of Mount Etna erupting on 2 June 2025 when a massive plume of ash, gas and rock suddenly burst from Europe's largest active volcano.

Even how matter exists in the first place is a mystery to physicists

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar system.