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 ...

When an interstellar visitor slices through the solar system, astronomers usually have to make do with a fleeting, side-on ...

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

From crewed lunar voyages to flight tests of fully reusable rockets and launches of new orbital telescopes studying the outer ...

Two rare X-class solar flares from sunspot AR4274 on November 4 sent twin coronal mass ejections toward Earth, prompting NOAA ...

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

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

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

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

A NOAA forecast suggests that Northern Lights may be visible in northern U.S. states on New Year’s Eve and New Year’s Day ...

NASA is making final preparations for two spacewalks at the International Space Station (ISS). It’s been eight long months ...

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