NASA

The current MSR mission cost estimate of $5.9 billion with a 2027 launch of the initial multiple mission elements will likely rise to $8-$11 billion.

Lockheed Martin says the OSIRIS-REx asteroid sample return spacecraft is healthy and on track for a pinpoint atmospheric Earth reentry over Utah on Sept. 24.

The agency plans to make a single award for a U.S. Deorbit Vehicle on April 18, 2024, a solicitation posted on NASA's procurement website shows.

NASA’s $1.2 billion Psyche mission is being prepared for launch to explore a metal-rich, main belt asteroid.

NASA astronaut Frank Rubio will pass the one-year mark in space on Sept. 21. His return to Earth is set for Sept. 27.

NASA Administrator Bill Nelson and Walther Pelzer, the director general of the German Space Agency, participated in a signing ceremony.

Russia’s Soyuz MS-24 crew capsule autonomously docked to the International Space Station on Sept. 15.

NASA has reversed course and decided to release the name of the person assigned to oversee research into unidentified anomalous phenomena.

NASA pledged to be transparent in its data, but it declined to identify the director to shield him or her from potential harassment.

NASA is working with at least six companies interested in operating orbital outposts.

The previous record was set by fellow NASA astronaut Mark Vande Hei.

The four crewmembers plan to spend up to 14 days aboard the orbital lab.

Three of NASA’s four Crew-6 astronauts who recently returned from the International Space Station expressed satisfaction with their contributions.

After a year’s delay to resolve software issues, NASA’s Psyche spacecraft is poised to explore a namesake asteroid.

After a year’s delay to resolve software issues, NASA’s Psyche spacecraft is poised to explore a namesake asteroid.

NASA-funded multiuniversity project builds and tests an integrated modular motor drive for electric aircraft.

The program, known as Silent Barker, consists of at least two launches, each with multiple payloads.

NASA has declared the Mars Oxygen-Generating Experiment (MOXIE) launched aboard the Mars Perseverance rover mission a success.

NASA officials have acknowledged the evolving Space Launch System rocket is unaffordable at current cost levels.

Editors discuss NASA’s recent contract awards to study tech for high-speed airliners—and the one supersonic project that is still pushing forward, Boom.

Editors discuss NASA’s recent contract awards to study tech for high-speed airliners—and the one supersonic project that is still pushing forward, Boom.

Editors discuss NASA’s recent contract awards to study tech for high-speed airliners—and the one supersonic project that is still pushing forward, Boom.

Building on good results of initial 4,000-lb. demonstrator RDRE engines, NASA says larger pressure-gain rockets hold promise for future space missions.

NASA says it will pursue recommendations from an agency inspector general audit report of its Earth System Science Pathfinder Program.

Three women astronaut candidates from 1978 observed the milestone and encouraged those from all backgrounds to follow their dreams.