320 results for "asteroids"

Posted on Jul 30, 2018 in Biology, NASA, Solar System, Technology Although the surface of Mars is inhospitable to known forms of life today, features that resemble dry riverbeds and...

Posted on Jul 18, 2018 in Astronomy, Dark Energy, NASA, Science “Jupiter just happened to be in the sky near the search fields where we were looking for extremely distant...

Posted on May 5, 2018 in Astronomy, Cosmos, Science, Solar System, Space About 70,000 years ago, at a time when modern humans were beginning to leave Africa and the Neanderthals...

Posted on May 21, 2018 in Astronomy, Cosmos, Discovery, Solar System “Asteroid immigration from other star systems occurs because the Sun initially formed in a tightly-packed star cluster, where every...

“It’s like observing a giant mountain of coal against the pitch-black canvas of the night sky,” says co-author Thomas Puzia from the Pontificia Universidad Católica de Chile. An international team...

Posted on May 24, 2018 in Astronomy, Cosmos, Solar System, Space Our orbit through the Milky Way is not a perfect circle or an ellipse, since the galaxy itself is...

Posted on Mar 6, 2018 in NASA, Solar System In 1969, astronauts aboard the Apollo missions collected rocks and other geological samples from the surface of the moon, sealed them...

Posted on Jan 5, 2018 in Cosmos, Solar System, Space, Universe One of the highlights of 2017 was the discovery of the first object in our solar system that definitely...

Posted on Dec 18, 2017 in Uncategorized  "The universe has told us the most common types of planets are small planets, and our study shows these are exactly the ones...

Posted on Nov 20, 2017 in Uncategorized "What a fascinating discovery this is!" said Paul Chodas, manager of the Center for Near-Earth Object Studies at NASA's Jet Propulsion Laboratory. "It's...

Posted on Sep 19, 2017 in Uncategorized During almost four years of observing the cosmos, the Herschel Space Observatory traced out the presence of water. With its unprecedented sensitivity and...

Posted on Jul 14, 2017 in Uncategorized The world’s most indestructible species, the tardigrade, an eight-legged micro-animal, also known as the water bear, will survive until the Sun dies, according...

Posted on Mar 29, 2017 For at least a million years, an asteroid orbiting the “wrong” way around the sun has been playing a cosmic game of chicken with giant...

Posted on Jan 4, 2017 in Uncategorized “These are true missions of discovery that integrate into NASA’s larger strategy of investigating how the Solar System formed and evolved,” said Jim...

Posted on Jul 10, 2016 in Uncategorized Where did the two natural satellites of Mars, Phobos and Deimos, come from? For a long time, their shape suggested that they were...

Posted on Jul 19, 2016 in Uncategorized Is the structure the result of an ancient collision of the Milky Way with another galaxy? Previous computer models, observations of other galaxies,...

Posted on May 10, 2016 in Astrobiology, Extraterrestrial Life, Science “Life could spread from host star to host star in a pattern similar to the outbreak of an epidemic. In...

Near-Earth objects (NEOs) are asteroids and comets that can approach the Earth's orbital distance to within about 28 million miles (45 million kilometers). They range in size from as small...

Posted on Mar 13, 2012 in Uncategorized                On 1994 July 16-22, over twenty fragments of comet Shoemaker-Levy 9 (image below) collided with the...

Stephen Hawking believes that one of the major factors in the possible scarcity of intelligent life in our galaxy is the high probability of an asteroid or comet colliding with...