February brings several special events, including a rare "occultation," and a planetary parade of six planets.

NASA’s Artemis II rocket has reached its launch pad after a painstaking overnight crawl across Kennedy Space Center. Engineers are now preparing for crucial fueling and countdown tests ahead of the ...

The Intuitive Machines' Nova-C "Odysseus" lander has delivered its first image from the surface of the moon. Also, see the ...

The Artemis II mission will set several notable human spaceflight records. Astronauts Reid Wiseman, Victor Glover, Christina ...

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes ...

As they fly around the moon, the four astronauts of NASA's Artemis II will see views never seen by the human eye. Here's how.

As of Friday, Jan. 16, the Moon phase is Waning Crescent. According to NASA's Daily Moon Guide, 5% of the Moon will be lit up ...

As lunar exploration intensifies, the cislunar space is experiencing increasing congestion. Traditional two-body Keplerian elements, which have long ...

Owing to the chaotic and non-integrable nature of three-body dynamics, the conventional Keplerian elements are rendered ...

Data from NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) was used to create a water distribution map of the ...

The familiar stars of the constellation Orion, the Hunter, will be visible twinkling to the right of Jupiter on the night of ...

Four astronauts in training to fly around the moon early next year strapped into their Orion spacecraft this weekend for a dress rehearsal countdown in a major milestone toward launch. Based on ...