Air and Space

Auroras lights could be visible low on the horizon for the U.S. Northern Tier, including in Seattle, Great Falls, Des Moines, Minneapolis, Chicago and Boston. Here's why.

The U.S. Space Force says it set a record for sending a satellite into space on short notice – just a 24-hour timeframe, instead of weeks or months – calling it a "major advancement" of its capabilities.

NASA Administrator Bill Nelson said the agency wants to shift the conversation about UFOs “from sensationalism to science.”

Located about 120 light-years from Earth in the constellation Leo, K2-18 b lies within the habitable zone of a nearby star.

NASA's report on UAPs — short for unexplained anomalous phenomena — has been in the works for more than a year.

Jaime Maussan presented two alleged alien corpses in windowed boxes. He told Mexico's Congress "we are not alone in this vast universe."

Next month’s eclipse isn’t as rare as the total solar eclipse set to sweep the country next spring, but it will still be a sight to see for millions of people. Here's what to expect.

The Mars Oxygen In-Situ Resource Utilization Experiment, or MOXIE, is a microwave-sized device that takes unbreathable Martian air and turns it into oxygen humans – and dogs – rely on.

NASA astronaut Frank Rubio now holds the record for the longest U.S. spaceflight. Rubio surpassed the U.S. record of 355 days on Monday at the International Space Station.

Star Wars enthusiasts have a unique opportunity as a historic relic from the iconic franchise, the "Red Leader" X-wing Starfighter filming miniature, is set to be auctioned by Heritage Auctions.

SpaceX has to implement corrective actions for the FAA to issue a license modification for the next launch attempt. Elon Musk's company is busy making changes to Starship and the Texas launch facility since the April test flight.

Use your imagination “Star Trek” fans and “live long and prosper.”

Stargazers should catch a glimpse of the comet as soon as possible — it will be another 400 years before it returns.

NASA has shared this week the first images from TEMPO, the agency’s first space-based instrument designed to continuously measure air quality over North America, and do so with the resolution of a few square miles.

India’s space mission says the moon rover has completed its walk on the lunar surface and been put into sleep mode less than two weeks after its historic landing near the lunar south pole.

A NASA spacecraft around the moon has found the likely crash site of Russia's lost lunar lander.

The Pentagon on Thursday announced the launch of a new website with the All-domain Anomaly Resolution Office (AARO), which will provide the public with declassified information about UFOs, or what the government calls unidentified anomalous phenomena (UAPs).

The stunning astronomical phenomenon created an awe-inspiring setting that took center stage from the Pyramids of Giza in Egypt, towering skyscrapers in Madrid and serene open fields of America's heartland.