As a rocket revolution sets the stage for astronauts to explore Mars, advances in bioengineering could help them survive the ...

Firefly Aerospace stock has plunged since its IPO despite lunar success and NASA contracts. Is FLY a buy-the-dip opportunity ...

It has been a record year for space launches in Florida, shattering previous marks and reaching a record number of launches ...

The biggest astronomical events of 2026, including solar and lunar eclipses, planet parades and the Artemis II mission to the ...

Few stars have rattled astronomers quite like Betelgeuse, the swollen red beacon in Orion that dimmed so dramatically in ...

2025 got off to a good start in January, when Comet Lemmon was first discovered, later becoming visible to the naked eye in ...

In a cosmic fireworks display, scientists have observed two objects colliding around a bright star 25 light-years from Earth.

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth ...

Here's a brief rundown of 12 of 2025's most memorable mishaps. One caveat first, though: There is no shame in being on the ...

The Artemis II mission, which could launch as early as February, is expected to send four astronauts on a trip to the moon, ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

Specifically flagged by the UNEP are air pollution from launch emissions, spacecraft emissions in the stratosphere, as well ...