A new dataset from Lawrence Livermore National Laboratory maps one million cis-lunar orbits, highlighting orbital stability challenges, space domain awareness needs, and planning requirements for Moon ...

A newly discovered object is silently shadowing Earth in a bizarre orbital pattern scientists rarely observe. Tracked by NASA ...

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 ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Google’s proposal to explore space-based AI infrastructure raises fundamental questions about energy, physics and feasibility ...

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

While circling in its egg-shaped orbit, the Moon appears to change shape, size, and even color, depending on its position relative to the Sun and Earth. Some days, it appears rusty; other days, a ...

The 26-foot-tall (8-meter-tall) cargo lander is expected to embark on its first flight during the first quarter of 2026, ...

Interstellar comet 3I/ATLAS is reshaping planetary defence, with its unusual "anti-tail" and unexplained non-gravitational ...

A small asteroid spotted only hours before it struck the atmosphere has become a touchstone for how fragile, and how powerful ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...

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