Sentences with phrase «when planetary objects»
That's at least 100 times larger than the nanodiamonds that form when planetary objects collide, and it's far larger than diamonds that form by condensing from carbon vapor inside clouds of interplanetary gas and dust.
http://www.sciencemag.org/ Not exact matches
«Usually when you think of two objects colliding, one of them leaves a big hole,» says Erik Asphaug, a planetary scientist at the University of California, Santa Cruz, who co-authored the new study with Martin Jutzi of the University of Bern in Switzerland.
Auroral emissions, occurring when charged particles in a planetary object's magnetosphere collide with atoms in its upper atmosphere, causing them to glow, are an important demonstration of planetary space weather.
The name «planetary nebula» refers only to the round shape that many of these objects show when examined through a small telescope.
An object in free - fall is in actuality inertial, but as it approaches the planetary object the time scale stretches at an accelerated rate, giving the appearance that it is accelerating towards the planetary object when, in fact, the falling body really isn't accelerating at all.