Sentences with phrase «icy asteroids»
In reaction, a bunch of icy asteroids shot into the inner solar system, pummeling early Earth and bringing it water, as shown in this animation.
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The Grand Tack nicely explains the formation of Mars, the layout of the asteroid belt and the delivery of water to Earth via icy asteroids.
There may also be ways to sequester and protect some of a planet's water — probably delivered by icy asteroids (SN: 5/16/15, p. 18)-- during those first billion years.
The same planetary tango that robbed Mars of resources might also explain how icy asteroids pummeled Earth.
Explosive, indestructible, and projectile - ricocheting icy asteroids will slam against your ship, or can be weaponized against or by your opponents.
Two «clouds» of icy asteroids 60 ° ahead and behind Jupiter (and at or near Jupiter's orbital distance from the sun) are called «Jupiter Trojans» (diagram), while two similar objects in Mars orbit are called «Martian Trojans.»
[2] Current research indicates that water came to Earth not via comets, as long thought, but via icy asteroids.
In 2002, astrophysicists spotted a strange tail on asteroid 133P Elst Pizaro, the result of the icy asteroid turning to water vapor.
Some of it is sublimation: an icy asteroid transforming directly into water vapor as it makes its way toward the sun.
The ring system around the icy asteroid Chariklo is the first found encircling anything in our solar system other than a gas giant.
«The building blocks that went into making our oceans are the icy asteroids and comets,» said Torrence Johnson of NASA's Jet Propulsion Laboratory in Pasadena, Calif, who presented the results Oct. 7 at the American Astronomical Society Division of Planetary Sciences meeting in Denver.
This study, based on W. M. Keck Observatory data and photometric observations from telescopes throughout the world, suggests that the asteroid and its moon are products of the collision of two icy asteroids.
Explosive, indestructible, and icy asteroids will slam against your ship, or can be weaponized against your opponents.