'Pale blue dot' planets like Earth may make up only 1% of potentially habitable worlds By Keith Cooper published 4 October 22 Earth's delicate balance of land and water might be a cosmic rarity, with a new model suggesting that most planets are landlocked desert worlds.
Missing element for life may be present in ocean of Saturn's moon Enceladus By Keith Cooper published 2 October 22 The underground ocean of Saturn's moon Enceladus may contain significant amounts of phosphorus, which is vital for life as we know it.
Contact with ET: How would humanity react? By Leonard David published 27 September 22 The knowledge that we're not alone in the universe could have far-reaching effects on our view of ourselves and our place in the universe. But it's tough to get more specific than that.
The Drake equation for alien intelligence is more important than ever By David Rothery published 23 September 22 In 1961, the US astrophysicist Frank Drake, who passed away on Sept. 2 at the age of 92, came up with an equation to estimate the number of intelligent civilizations in the Milky Way right now.
Classified UFO videos would 'harm national security' if released, Navy says By Brandon Specktor published 18 September 22 The U.S. Navy admitted that it has unreleased videos of UFO encounters but refused to share them due to 'national security concerns.'
'Cosmic' and 'phantom' UFOs are all over Ukraine's skies, government report claims By Brandon Specktor published 17 September 22 Dozens of 'phantom' and 'cosmic' UFOs have been detected in the skies over Ukraine, a new government report claims.
Perseverance rover collects Mars samples rich in 'organic matter' for future return to Earth By Mike Wall published 15 September 22 NASA's Perseverance Mars rover has collected four samples from an ancient Red Planet river delta in the past few months, and all point toward a formerly habitable environment.
Space station experiment suggests Mars rovers will need to dig deep to find life By Keith Cooper published 9 September 22 The search for signs of life, past or present, on Mars may have hit a stumbling blocks as new results show how the rovers will be unable to detect biomarkers on the surface.
New class of exoplanet! Half-rock, half-water worlds could be abodes for life By Charles Q. Choi published 8 September 22 The find could boost the search for alien life.
Astronomers spot 2 intriguing alien worlds around ultracool star By Robert Lea published 7 September 22 Astronomers have discovered two super-Earths orbiting an ultracool dwarf star 100 light-years away, and one of the planets could support the existence of liquid water, a vital ingredient of life.
SETI pioneer Frank Drake, of 'Drake Equation' fame, dies at 92 By Mike Wall published 2 September 22 Astronomer Frank Drake, who pioneered the modern search for intelligent life in the universe, passed away Friday (Sept. 2)at the age of 92.
Why pummeled planets may be promising abodes for alien life By Charles Q. Choi published 30 August 22 Cosmic impacts can make planets and moons more porous than previously thought, potentially boosting their ability to host life, a new study finds.
Possible water world spotted orbiting an alien star By Keith Cooper published 25 August 22 A potentially habitable water-rich world just 100 light-years away from Earth could be one of the best places to search for life.
Photobombing exoplanets might thwart search for extraterrestrial life By Stefanie Waldek published 21 August 22 Exoplanet images might be contaminated by the light from their neighbors, a new study suggests, but scientists are learning how to remove the effects of these photobombers.
Rocket Lab planning to launch private Venus mission in May 2023 By Leonard David published 19 August 22 Rocket Lab aims to send a probe to Venus soon, and a new paper lays out the details of the ambitious mission.
Probing the Red Planet: Finding past life at Jezero Crater By Leonard David published 10 August 22 Perseverance Mars rover is gathering up samples of Martian rock and soil that could help tease out an answer concerning past life on Mars.
Perseverance Mars rover bags 12th Red Planet rock sample By Mike Wall published 5 August 22 NASA's car-sized Perseverance Mars rover drilled out and sealed up its 12th rock sample on Wednesday (Aug. 3), its fourth such operation in less than a month.
The Curiosity rover has been exploring Mars for 10 years. Here's what we've learned. By Stefanie Waldek published 5 August 22 Curiosity landed on Mars on Aug. 5, 2012, with one main goal: to determine whether the planet was once habitable. In 10 years, it has answered that question and many others.
Curiosity rover: 15 awe-inspiring photos of Mars (gallery) By Daisy Dobrijevic published 4 August 22 NASA's Curiosity rover continues to explore Mars, taking incredible photos as it goes. We take a look at some of its best images here.
Just how big can a super-Earth get while staying 'habitable'? By Paul Sutter published 4 August 22 But could these giant, rocky planets actually sustain the conditions for life? Or is life limited to smaller planets like our own?
