China Launches Its Space Station’s Third and Final Module

Completing the Tiangong space station is the latest step in Beijing’s effort to match and eventually…

House-Hunting for Caves on Mars Has Already Started

Researchers identified nine caves on the red planet that might make suitable shelters for future astronauts. …

Requiem for the Arecibo Telescope of Puerto Rico

Until its collapse last year, the Arecibo Observatory in Puerto Rico spent six decades tuned to…

Many UFO Reports Are Just Spy Drones or Airborne Trash

Forget space aliens or hypersonic technology; classified assessments show that many episodes have ordinary explanations. …

When Meteors Shook Mars, NASA Was Listening and Watching

Scientists thought the InSight spacecraft had recorded some major marsquakes, but with another NASA mission’s help,…

How to Watch the Partial Solar Eclipse This Week

The event will be visible from Europe, northern Africa, the Middle East and Asia on Tuesday. …

Orionid Meteor Shower 2022: How to Watch It Peak in Night Skies

Thursday night into Friday morning will be one of the dates scattered throughout each year when…

Webb Telescope Captures New View of ‘Pillars of Creation’

The NASA space observatory’s infrared eye finds out what’s going on within the cloudy cosmic nursery. …

James A. McDivitt, Commander in Early NASA Triumphs, Is Dead at 93

In the 1960s, he led the first spacewalk mission and took part in the first crewed…

Elon Musk Foments More Geopolitical Controversy With Ukraine Internet Dispute

The world’s richest man, whose Starlink internet service is critical to the Ukrainian Army, said he…