Buzz Aldrin: Where were you when I walked on moon? (Update)
On July 20, 1969, Buzz Aldrin was "out of town" when the world united and rejoiced in a way never seen before or since.
Is our solar system weird?
Is our Solar System normal? Or is it weird? How does the Solar System fit within the strange star systems we've discovered in the Milky Way so far?
Geologist says Curiosity's images show Earth-like soils on Mars
Soil deep in a crater dating to some 3.7 billion years ago contains evidence that Mars was once much warmer and wetter, says University of Oregon geologist Gregory Retallack, based on images and data captured ...
Compressed diamond sheds light on mega-planets
Physicists in the United States on Wednesday reported they had compressed diamond to a density greater than that of lead, a technical feat that yields insights into the secrets of giant planets.
Study shows oceans vital for possibility for alien life
Researchers at the University of East Anglia have made an important step in the race to discover whether other planets could develop and sustain life.
James Webb and the search for life beyond Earth
Before the invention of the telescope, before every continent was on a map, even before the revelation that Earth was not the center of the Universe, humans have wondered at the possibility of life beyond ...
Transiting exoplanet with longest known year
Astronomers have discovered a transiting exoplanet with the longest known year. Kepler-421b circles its star once every 704 days. In comparison, Mars orbits our Sun once every 780 days. Most of the 1,800-plus ...
Lunar pits could shelter astronauts, reveal details of how 'man in the moon' formed
While the moon's surface is battered by millions of craters, it also has over 200 holes – steep-walled pits that in some cases might lead to caves that future astronauts could explore and use for shelter, ...
Fingerprinting the formation of giant planets
A team of Brazilian and American astronomers used CFHT observations of the system 16 Cygni to discover evidence of how giant planets like Jupiter form.
Comet ISON's dramatic final hours
(Phys.org) —A new analysis of data from the ESA/NASA Solar and Heliospheric Observatory (SOHO) spacecraft has revealed that comet 2012/S1 (ISON) stopped producing dust and gas shortly before it raced past ...
Image: Messy peaks of Zucchius
Even to the naked eye, our Moon looks heavily cratered. The snippet of carved and pitted lunar surface shown in this image lies within a 66 km-wide crater known as Zucchius. From our perspective, Zucchius ...
The dual personality of comet 67P/C-G
(Phys.org) —This week's images of comet 67P/Churyumov-Gerasimenko reveal an extraordinarily irregular shape. We had hints of that in last week's images and in the unscheduled previews that were seen a few ...
Seeing Earth as an exoplanet: What signs of life are visible?
An extraterrestrial spacecraft lurking in a satellite's orbit near Earth would be able to see city lights and pollution in our atmosphere. But what if it searched for signs of life on Earth from afar?
NASA begins engine test project for space launch system rocket
(Phys.org) —Engineers have taken a crucial step in preparing to test parts of NASA's Space Launch System (SLS) rocket that will send humans to new destinations in the solar system. They installed on Thursday ...