The finding confirms suspicions raised by a different experiment in 2012 that also
suggested space rocks were not the source of water on the surface of the moon.
But in 2003, astronomers found a small asteroid moving along the Blanpain orbit,
suggesting the space rock might be the comet (or a piece of it) after...
Not exact matches
The agency's European counterpart, ESA, has
suggested that moon
rock and Mars dust could be used to 3D print structures and tools, which could significantly reduce the cost of future
space missions because less material would need to be brought along from Earth.
Space rocks are much more brittle than Earth
rocks,
suggesting that asteroids on a collision course are more likely to burn up as fireballs in the sky
Rather, models
suggest that less than half of Amalthea's volume consists of chunks of low - density, carbon - rich
rocks and ice, while the rest is empty
space.
That calculation, Loeb says,
suggests the number of such
space rocks is at least a hundred thousand times too low to account for «Oumuamua's detection.
«The crystals could protect the organisms for many years — they could even protect them in
space,» he says,
suggesting astrobiologists might want to get their hands on some salt
rocks from Mars.
Recently, geologists
suggested these grains may have formed in huge impact craters produced as chunks of
rock from
space, up to several kilometres in diameter, slammed into a young Earth.
On July 14, 2009, the European
Space Agency's Venus Express released infrared mapping data of the planet's southern hemisphere, which
suggest that Earth's neighbor once produced large masses of granitic
rock.
(Though other theories
suggest that it might hurl
space rocks at us, so it also could be the antihero of planetary science.)
After a brief prologue that
suggests Oscar Wilde was brought to Earth by
space aliens to father the glam -
rock movement (this movie is nothing if not strange), Velvet Goldmine borrows its structure from, of all things, Citizen Kane.
A lot of people
suggested I
rock the fireplace but I did that to our last
space and was looking for something different.