Polymele and its small moon: how an occultation revealed a satellite about 5 km across
On March 27, 2022, the Lucy mission science team observed a stellar occultation by Polymele, a Jupiter Trojan asteroid. Of the 14 teams that repo...
Space agency
NASA is the United States civil space and aeronautics agency. Operating since 1958, it conducts scientific research, human and robotic spaceflight, and aerospace technology development.
NASA is the United States civil agency for space and aeronautics. It began operations on 1 October 1958. Its work includes studying Earth, the Sun, the Solar System and the wider universe through scientific missions and research. It also conducts human and robotic spaceflight and develops aerospace technology with domestic and international partners.
The agency operates through headquarters, field centres and facilities across the United States. This organization places its activities within a civil framework for research, spaceflight and aerospace technology development. The stated scope brings together scientific investigation with flight capabilities and technical development. This profile does not identify individual missions, research findings, specific programmes, budgets, or the distinct responsibilities of particular centres and facilities.
Context
On March 27, 2022, the Lucy mission science team observed a stellar occultation by Polymele, a Jupiter Trojan asteroid. Of the 14 teams that repo...
NASA announced on October 15, 2026, that registration is open for the NASA Space Apps Challenge 2026. The global hackathon will take place on Sat...
NASA scheduled Crew-13, a SpaceX flight carrying four crew members to the International Space Station, for October 1, 2026, at 11:10 a.m. EDT. It...