Countdown begins for long-awaited Artemis II moon mission

Countdown clocks began ticking Monday, setting the stage for launch of the Artemis II moon mission early Wednesday evening.

• Mar 30

These 4 astronauts are making history on flight around the moon

NASA's Artemis II astronauts — three space station veterans and a Canadian rookie — stand out even in an astronaut corps full of super achievers.

• Apr 1

Everything to know about NASA's Artemis II moon mission

NASA launched four astronauts on a historic nine-day trip around the moon and back. Here's everything to know about the Artemis II mission.

• Apr 1

Artemis II astronauts say they're "ready to go" for moon launch

The countdown to launch of the Artemis II crew's flight around the moon begins Monday at the Kennedy Space Center in Florida.

• Mar 30

Meet the rescue team behind the astronauts as Artemis II's launch approaches

A global team of Air Force rescuers is on standby, ready to come to the aid of the Artemis II crew after their space launch.

• Mar 28

Artemis II astronauts arrive in Florida to prepare for launch to the moon

The Artemis II countdown will begin March 30, setting up a launch attempt on April 1 at 6:24 p.m. Eastern Time.

• Mar 27

In a first, scientists observe a comet reversing its spin

The comet originated in the outer solar system and visits the inner solar system every 5.4 years.

• Mar 27

Fireball captured on video as meteor streaks across Pacific Northwest sky

As the number of people with cameras on their dashboards and doorbells has grown, so have reports of such sightings.

• Mar 25

NASA to spend $20 billion on ambitious moon base

In an on-going overhaul of NASA's Artemis program, agency officials say it will take seven years to build a sophisticated base on the moon.

• Mar 24

Possible meteorite crashes into Houston area home, officials say

A possible meteorite crashed into a Houston area house on Saturday night, tearing through the roof and two stories of the home, officials said.

• Mar 21

Repaired moon rocket heads back to launch pad for April 1 liftoff

After a trip back out to the launch pad, NASA's Artemis II rocket will be readied for a historic flight to the moon.

• Mar 20

7-ton meteor identified as likely cause of boom heard across Ohio

Some residents immediately feared the sound was an explosion, according to CBS affiliate WOIO, but weather service officials say it appears to have been a meteor.

• Mar 17

NASA targets April 1 for moon mission launch

NASA's huge Space Launch System rocket has been repaired and is ready for rollout back to the launch pad next week.

• Mar 12

1,300-pound NASA satellite re-enters Earth's atmosphere after 14 years in space

The Van Allen probe's mission was meant to last two years, but ended up going for nearly seven.

• Mar 11

NASA announces major overhaul of Artemis moon program "to take down risk"

NASA Administrator Jared Isaacman announced significant changes to the agency's Artemis program, which aims to land on the moon in 2028.

• Feb 27

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