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NASA Astronauts Matthew Dominick of Wheat Ridge and Jessica Watkins of Lafayette were among 18 astronauts selected to the Artemis Program, The Gazette reported.

The conjunction of Jupiter and Saturn will be visible this Monday night, when the two planets will appear closest together in the night sky. KUNC’s Rae Solomon spoke with Carla Johns, who teaches astronomy at Aims Community College and works at the Fiske planetarium in Boulder, about the event.

The celestial visitor should be visible just after sunset for anyone who wants to see it. Bring along the binoculars for an even better view.

After an aborted launch attempt to the International Space Station on Wednesday, the weather cleared and the launch went ahead on Saturday.

NASA and SpaceX plan to launch astronauts to the International Space Station on Wednesday. It'll be the first time a new kind of spacecraft has launched astronauts into orbit since the space shuttle.

Spring begins at 11:50 p.m. ET on March 19 this year. It is the earliest nationwide vernal equinox since 1896. Why, you ask? Get ready for orbital mechanics and a lot of information about calendars.

The Trump administration keeps repeating that the U.S. will return humans to the moon in 2024. That may be technically possible, but only if the money appears and if everything goes perfectly.

In the early 1960s, NASA was considering three different ideas for landing a man on the lunar surface. Houbolt's plan ultimately won out despite concerns within NASA that it was too risky.

A team led by an undergraduate student at the University of Texas, Austin has found two new planets by using artificial intelligence to sift through data from NASA's planet-hunting Kepler telescope.

Two female astronauts were set to become the first women to spacewalk together around the International Space Station this week. But they both wear medium spacesuits, and only one was space-ready.