Will 2020 Be the Year We Find Intelligent Alien Life? By Leonard David Is 2020 the celestial payoff year, in which astronomers finally confirm a "technosignature" coming from an advanced alien civilization?
Here's What Neil Armstrong Saw When He Landed Apollo 11's Eagle on the Moon By Leonard David See the moon through the eyes of the legendary moonwalker for the first time.
Skywatcher Captures Rare Image of Mysterious X-37B Military Space Plane By Leonard David We still don't know what the X-37B is doing up there, however.
UFOs Remain Elusive Despite Decades of Study By Leonard David The UFO-investigating group MUFON turns 50 next month. What have we learned over the past five decades?
Failed 1970s Venus Probe Could Crash to Earth This Year By Leonard David The Soviet Union launched the Cosmos 482 Venus probe on March 31, 1972. But the failed Venus craft is crashing back to Earth soon.
US Military Space Plane Wings Past 500 Days on Latest Mystery Mission By Leonard David The secretive mission of a U.S. Air Force X-37B miniature space plane just winged past 500 days in Earth orbit.
X-37B Military Space Plane Wings Past 400 Days on Latest Mystery Mission By Leonard David The latest mystery mission of the U.S. Air Force's robotic X-37B space plane has now passed the 400-day mark.
China's 8.5-Ton Space Lab Expected to Fall to Earth Over Easter Weekend By Leonard David China’s Tiangong-1 space lab will likely fall to Earth between March 30 and April 2, according to the latest prediction by the European Space Agency’s (ESA) Space Debris Office in Darmstadt, Germany.
Curiosity Rover Spots Weird Tube-Like Structures on Mars By Leonard David NASA's Mars rover Curiosity has found intriguing structures on Mars that look like tiny, fossilized worm burrows — but mission team members aren't claiming that the finds are evidence of life.
Talking to E.T.? Why Math May Be the Best Language By Leonard David Communication between Earthlings and intelligent aliens should be based on mathematics — exo-arithmetic greetings that form a shared lingo, some researchers say.
The Search for Life on Mars Is About to Get Weird By Leonard David Astrobiologists ponder sending gene sequencers, weather stations, drilling rigs and more to the Red Planet
Make Mars Livable with Asteroids: Researchers Propose Terraforming Plan By Leonard David A new plan for the "terraformation" of Mars has been scripted by a research team – a blueprint for the red planet to terraform a site on Mars in 2036.
Air Force's Mysterious X-37B Space Plane Wings by 600 Days in Orbit By Leonard David The U.S. Air Force's mysterious X-37B space plane has now spent 600 days in Earth orbit on the vessel's latest mission and is nearing a program record for longest time spent in space.
China's Lofty Space Ambitions Include 2018 Landing on Moon's Far Side By Leonard David China's Information Office of the State Council on December 27 released an expansive white paper on that country's space activities in 2016, and projected looks at its space agenda in coming years.
Europe Aiming for International 'Moon Village' By Leonard David The envisioned colony will be a permanent base for science, business, mining and even tourism on the moon, European Space Agency officials said.
Declassified: US Military's Secret Cold War Space Project Revealed By Leonard David More than 20,000 newly released documents reveal intriguing details about the U.S. Air Force's MOL program, which ran from December 1963 until its cancellation in June 1969.
US Air Force's X-37B Space Plane Wings Past 200 Days in Orbit By Leonard David Mum's the word: The secretive X-37B space plane has winged its way past the 200 day mark, carrying out a classified agenda for the U.S. Air Force.
Scientists Bounce Laser Beams Off Old Soviet Moon Rover By Leonard David Lunokhod 1 last trekked across the lunar surface more than four decades ago.
Destination Moon: Russia to Launch New Wave of Lunar Robots By Leonard David Russia has a five-step plan to launch new ambitious robotic moon missions through 2020.
Has NASA's Curiosity Rover Found Clues to Life's Building Blocks on Mars? By Leonard David Curiosity may have found traces of salty perchlorates in Rocknest, a potential hint of life's building blocks.
Russian Satellite Hit by Debris from Chinese Anti-Satellite Test By Leonard David The Russian nanosatellite was struck on Jan. 22 by space junk from China's 2007 anti-satellite weapon test.
Balloon Flights Bring Near-Space Exploration to Masses By Leonard David You can launch a balloon mission to the stratosphere for about the cost of an iPad.
