NASA is targeting March for the launch of four astronauts on a ten-day mission to circle the moon and return safely to Earth, traveling farther than any humans have ventured in deep space.

As astronauts prepare to fly around the moon, critical testing must occur before there is "Go" for launch.

Blue Origin, owned by billionaire Jeff Bezos, says it's stopping human spaceflights for at least two years. The move will allow it to "shift resources" to the company's lunar landing capabilities.

Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades of guilt and the vital lessons that remain critical for NASA today.

Mission Artemis plans to send Americans to the moon for the first time since the Nixon administration.

Four people from NASA's Crew-11 mission splashed down off San Diego, successfully completing five months aboard the International Space Station. The trip was cut short due to a medical issue.

In an unprecedented move, NASA is bringing an astronaut crew home early from the International Space Station because one astronaut has an undisclosed medical condition.

Trump withdrew Isaacman's nomination in May, citing the billionaire's donations to Democrats and ties to Elon Musk. He was renominated last month and confirmed by a 67-30 Senate vote on Wednesday.

NASA has made sure that the International Space Station is well stocked for a Thanksgiving meal full of treats. Here's what's on the menu.

Here are a bunch of questions about politics and one about bears.

President Donald Trump announced Tuesday he has decided to nominate Jared Isaacman to serve as his NASA administrator, months after withdrawing the tech billionaire's nomination because of concerns about his political leanings.

Ancient organisms may have left microscopic "biosignatures" on Mars. That's according to NASA scientists, who say a rock sample offers the most concrete proof yet that the red planet once hosted life.

It took the capsule 17 hours to make the trip home, experiencing re-entry temperatures of around 3,000 degrees Fahrenheit as it punched through the atmosphere following Friday's ISS undocking.

The Perseids meteor shower is the most popular one of the year. The meteors during this time are characterized by bright fireballs and long "wakes," the streak of light and color that follow behind.

Lovell commanded the mission that almost ended in disaster after an explosion that threatened the crew's oxygen and electrical supply. The inspiring story of their survival was made into a hit movie.