Science Apr 21 Blue Origin's New Glenn rocket grounded after launching satellite into wrong orbit By Marcia Dunn, Associated Press
Oct 27 Watch Space Junk Threatens Future Space Exploration Hari interviews orbital debris expert Donald Kessler.
Science Aug 14 Watch Budget Woes Expected to Ground Some Space Missions U.S. budget constraints threaten to ground some of NASA's manned space missions. Judy Woodruff looks at the space program and its future prospects.
Science Feb 12 More Satellite Collisions Could Occur, Experts Say As space officials continued to track the debris fields created by Tuesday's collision of two satellites, experts warned that more crashes will inevitably occur in the increasingly crowded orbits above Earth. By PBS News Hour