Pentagon begins releasing UFO files: "It's time the American people see"

Defense Secretary Pete Hegseth said in a statement that the documents "have long fueled justified speculation — and it's time the American people see it for themselves."

• May 8

Mysterious world beyond Pluto may have atmosphere, study says

If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.

• May 4

Artemis crew surprises 5-year-old aspiring astronaut with special gift

The Artemis II team gained a new member, and the crew made sure their youngest teammate had the right stuff for space.

• May 1

Artemis II crew reveals what snack they ate right after splashdown

The Artemis II astronauts said they actually really enjoyed the space food, but it was a familiar candy they enjoyed after splashing down in the Pacific Ocean.

• May 1

Artemis II astronauts talk mission toilet troubles: "We made do"

The plumbing issues aboard the Orion capsule became headline news in the early days of the historic Artemis II mission.

• May 1

Artemis crew tells kids moon flight was "the best roller coaster ride"

The Artemis II astronauts joined "CBS Mornings" for a live town hall where they took questions from kids just weeks after returning from their historic moon mission.

• May 1

SpaceX launches Falcon Heavy rocket carrying powerful satellite

SpaceX's most powerful operational rocket boosted a high-speed ViaSat internet data relay satellite into space to complete a globe-spanning constellation.

• Apr 29

Mars rover carries out chemistry experiment never done beyond Earth

"This experiment's never been run before on another world," said Amy Williams, an astrobiologist working on the Curiosity mission.

• Apr 21

Blue Origin New Glenn rocket puts satellite payload into wrong orbit

The launching appeared to go off without a hitch, but a problem prevented the rocket's upper stage from putting its payload into the correct orbit.

• Apr 19

Artemis II crew on historic moon mission and what it means for Earth

"We are carrying back everything we learned, not only about where we went but ourselves," mission specialist Christina Koch told "CBS Evening News" anchor Tony Dokoupil.

• Apr 16

Artemis II astronauts still awed by moonshot experience: "It was otherworldly"

The four Artemis II astronauts struggled to describe the view and overall experience of flying around the moon's far side and witnessing a solar eclipse in deep space.

• Apr 16

"God of chaos" asteroid will pass close to Earth in 3 years, NASA says

People on the ground in the Eastern Hemisphere will be able to observe the asteroid with their own eyes, weather permitting, according to NASA.

• Apr 15

Artemis II astronauts welcomed home to Houston after historic moonshot

The Artemis II astronauts flew back to the Johnson Space Center in Houston Saturday to cheers and applause from family members and hundreds of NASA workers.

• Apr 11

9 highlights from Artemis II's epic journey around the moon

The Artemis II crew's nine-day moon mission set a record for the farthest any human has ever traveled from Earth. Here's a look at the key moments.

• Apr 10

Artemis II crew splashes down to end historic moon mission

NASA's Artemis II astronauts returned to Earth with a splashdown landing in the Pacific Ocean after making a high-speed reentry through the atmosphere.

• Apr 10

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