planetesimal

How To Use planetesimal In A Sentence

• After all, planetesimal sized portions of the Solar System cannot be considered to be orbiting the Earth, except in the obvious case of the Moon.
• A handful of components, scraping iron ore from a planetesimal. Jason Stoddard, Strange and Happy » 2010 » March
• Although planets, moons and planetesimals may seem to be very different astronomically, their common origin shows that this is not so.
• Models of planetesimal disks suggest that low relative velocities between the bodies produce accretion (objects hit and stay together) rather than fragmentation (objects break up and disperse).
• Thomas Chrowder Chamberlin (1843-1928) was a respected and influential American geologist and science educator who supported the concepts of multiple glaciation and planetesimal origin of the Earth, and was among the first to emphasize carbon dioxide as a major regulator of Earth's temperature. Climate Change Biographies
• The Murchison meteorite, as it is now known, is a fragment of a "planetesimal" or small, solid fragment that condensed out of the solar nebula as the solar system formed. In the Primordial Soup
• By collision and gravitational attraction, the larger planetesimals swept up the smaller pieces and became the planets.
• Like the hills and valleys on a contour map the gravity wells of suns, planets, moons, and planetesimals showed up.
• Because they were formed in two very different areas, the planetesimals in the two belts have different compositions.
• As planetesimals grow still larger, their gravitational attraction increases, allowing them to become even more effective at accreting nearby planetesimals.