Latest articles by Irene Klotz
Virgin Galactic Aims to Fly Space Tourists in 2018, CEO Says
Richard Branson's Virgin Galactic is on track to begin commercial passenger spaceflights before the end of 2018, the company's chief executive said.
NASA's $200M Spacesuit Problem Threatens Its Deep-Space Exploration Plans
NASA is years away from having new spacesuits for its deep-space astronauts despite spending nearly $200 million on three separate development efforts over the past decade.
A Strange Green Comet Is Heading Our Way
Comet 45P/Honda-Mrkos-Pajdusakova, returning to the inner solar system after more than five years, will be visible this week with binoculars or a small telescope.
Boeing Wants to Sell Russian Spaceship Rides to NASA
The unusual agreement could act as insurance for NASA's access to the International Space Station should commercial launches be delayed.
US Military Develops 'Multi-Object Kill Vehicle' to Blast Enemy Nukes
The new weapon is designed to find, track and destroy multiple enemy warheads — even if they are accompanied by decoys.
'Aliens?!' How the News Will Spread in a Digital Age
The SETI community is rethinking how reports of extraterrestrial life should be shared with the public.
Kepler Adds 100 to Galaxy's Planet Count
Revamped after a steering system failure, NASA's orbiting telescope still is contributing to the growing inventory of planets beyond our solar system.
Aliens May Be Out There, But Too Distant For Contact
The Milky Way may be home to some 3,000 extraterrestrial civilizations but the vast distances between our galactic cousins will make contact extremely rare, a new study concludes.
