Dossier
planetary defense
Coverage of planetary defense in the Nexus archive.
- The Download: NASA’s new telescope and Chinese tech import curbs
NASA is set to launch the Nancy Grace Roman Space Telescope to study dark energy and dark matter, which may also aid in detecting potentially hazardous asteroids. The U.S. is considering banning Chinese data center components as part of broader tech import curbs.
- After nearly 30 years, NASA realized this near-Earth asteroid is actually a comet. The discovery may help us defend the planet some day
NASA discovered that a near-Earth asteroid, observed for nearly 30 years, is actually a comet. This reclassification could aid future planetary defense efforts.