Mars was always too small to hold onto its oceans, rivers and lakes By Mike Wall published 20 September 21 Mars was doomed to desiccation by its small size, a new study suggests.
NASA's Perseverance rover has taken the 1st steps in decades-long dream of Mars sample return By Meghan Bartels published 10 September 21 NASA's Perseverance rover on Mars has begun its out-of-this-world rock collection.
Perseverance rover collects 2nd Mars sample (photos) By Mike Wall published 9 September 21 Perseverance collected another drilled-out core of a Martian rock dubbed "Rochette," sealing the sample in its designated titanium tube on Wednesday (Sept. 8).
NASA's Perseverance rover getting ready to snag 2nd Mars sample By Mike Wall published 8 September 21 Perseverance sealed up a drilled-out core of a Red Planet rock dubbed "Rochette" over the weekend. The mission team aims to replicate that success soon, putting poor Rochette to the drill again.
Perseverance rover seals up 1st Mars sample for future return to Earth By Mike Wall published 7 September 21 It's official: NASA's Perseverance rover has collected its first-ever Mars sample.
NASA's Perseverance rover drills 1st Mars rock sample for an (eventual) return to Earth By Mike Wall published 3 September 21 Perseverance has likely snagged its first-ever Red Planet sample, socking away a drilled-out core of a rock dubbed "Rochette."
Mars rover Perseverance set for 2nd sample-collection attempt (photo) By Mike Wall published 1 September 21 NASA's Perseverance rover is on track to collect its first-ever Mars sample in the next few days.
Perseverance Mars rover gearing up for 2nd rock sampling attempt (photos) By Mike Wall published 27 August 21 Perseverance could drill and sample a rock target dubbed 'Rochette' as early as next week.
Alien life could thrive on big 'Hycean' exoplanets By Mike Wall published 25 August 21 The search for alien life should broaden its horizons a bit, a new study suggests.
The new reality of UFOs: An interview with journalist Leslie Kean By Leonard David published 24 August 21 Space.com recently caught up with author and journalist Leslie Kean to discuss UFOs and where research into the puzzling objects is heading.
NASA's 1st attempt to collect Mars samples with Perseverance rover comes up empty By Mike Wall published 6 August 21 Perseverance drilled its first sample-collecting hole on Friday (Aug. 6), but data beamed back to Earth by the rover indicate that no Mars rock or dirt made it into the sampling tube.
Giant ancient lake in Gale Crater on Mars? New study offers different view. By Mike Wall published 6 August 21 Mars' Gale Crater may not have been so wet after all, a new study suggests.
'Peas in a pod' planetary system offers nearby gems to scientists By Meghan Bartels published 5 August 21 When a rocky planet half the size of Venus, an ocean world, and perhaps a planet that could host liquid water on its surface all show up orbiting the same star, astronomers take notice.
9 years on Mars! Curiosity rover marks another anniversary By Mike Wall published 5 August 21 Since touching down on Aug. 5, 2012, Curiosity has been helping scientists better understand Mars' past habitability and how the planet has changed over time.
1 year after launch, NASA's Perseverance rover prepares to collect 1st sample on Mars By Mike Wall published 30 July 21 It's been quite an eventful year for NASA's Perseverance Mars rover.
The truth is still out there: why the current UFO craze may be a problem of intelligence failings By Kyle Cunliffe published 30 July 21 It's safe to say that UFOs, now branded UAPs, are back.
Mars' buried polar 'lakes' may just be frozen clay By Charles Q. Choi published 29 July 21 Bright reflections that radar detected beneath the south pole of Mars may not be underground lakes as previously thought but deposits of clay instead, a new study finds.
Could microbes communicate with alien species? By Predrag Slijepcevic, Nalin Chandra Wickramasinghe published 25 July 21 Are we alone in the universe?
A SpaceX Falcon Heavy rocket will launch NASA's Europa Clipper mission to icy Jupiter moon By Mike Wall published 23 July 21 NASA has picked SpaceX's heavy-lift Falcon Heavy rocket to launch the Europa Clipper mission to Jupiter's icy moon.
Europe's Mars orbiter finds no trace of methane on Red Planet By Tereza Pultarova published 22 July 21 The European/Russian Trace Gas Orbiter found no signs of gases related to the existence of life in the atmosphere of Mars, according to three recently published studies.
