NASA still investigating Orion heat shield issues from Artemis 1 moon mission
NASA is still studying the performance of the Orion capsule's heat shield during its reentry to Earth's atmosphere at the end of the Artemis 1 moon mission in late 2022.
By Elizabeth Howell published
Boeing Starliner astronauts spent hundreds of hours in simulators preparing for Crew Test Flight, which lifts off May 6. I got a brief taste of what they experienced.
By Elizabeth Howell published
NASA's Dana Weigel has held leadership positions at the agency for 20 years. Now leading the ISS program, she highlighted the outpost's increasingly commercial focus.
By Sharmila Kuthunur published
Starting in late 2025, the Vera C. Rubin observatory will image the outskirts of our galaxy in search of dark matter clues.
By Robert Lea published
The first year of Dark Energy Spectroscopic Instrument (DESI) data seems to show that dark energy is weakening over time, possibly the biggest cosmological discovery for 25 years.
By Sharmila Kuthunur published
Wide-open spaces of the western U.S. may partly explain the region’s higher UAP sightings, according to a new study.
By Joe Rao published
Jupiter and a slim crescent moon are the stand-out night sky sight in the evening sky right now.
By Jeff Spry published
A preview of the "Star Trek: Lower Decks" Season 4 Blu-ray and DVD, which was released today (April 16).
By Daisy Dobrijevic last updated
Reference Explore the eight (or nine) planets of the solar system in order from nearest to the sun and discover the many wonders of our solar system along the way.