The NASA Artemis II mission, set to lift off as soon as February, will mark the first time astronauts have aimed to venture beyond near-Earth orbit since 1972.

Nasa has transformed Mars exploration in 2025 through the Perseverance rover, ESCAPADE twin-spacecraft, and groundbreaking ...

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

The goal should be a new golden rule linking the search for life elsewhere to the spread of life beyond the bounds of Earth.

The potential for sending payloads and people to Mars is therefore becoming plausible in a way that it never has before. Mars ...

At the farthest edge of the Sun’s influence, the Voyager probes have stumbled into something that sounds almost mythic: a ...

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

It is with a heavy heart that I announce that NASA Earth Science Communications has directed The Earth Observer to conduct an ...

How did life begin on Earth? While scientists have theories, they don't yet fully understand the precise chemical steps that ...

At the end of their lives, most satellites fall to their death. Many of the smaller ones, including most of those going up as ...

Kicking off the year’s cosmic wonders is the moon, drawing the first astronauts to visit in more than 50 years as well as a caravan of robotic lunar landers including Jeff Bezos’ new supersized Blue ...

The University of Arizona's OSIRIS-APEX spacecraft only made it home once in 2025, but at least it got some nice snapshots ...