Three basic principles govern the course we recommend. The first is the “flexible path” approach that the Augustine commission advocated and that President Obama and Congress accepted.
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MANY a youngster, Babbage included, has dreamed of going into space. But becoming an astronaut is a hard slog. Sandy Antunes suggests a less daunting proxy. An astrophysicist and programmer with decades of NASA experience, Dr Antunes is a proponent of pic
Continue reading >>Astronomers have conclusively measured the spin of a black hole for the first time by detecting the mind-bending relativistic effects that warp space-time at the very edge of its event horizon -- the point of no return, beyond which even light cannot esca
Continue reading >>The black hole behemoth is 17 billion times the mass of the sun. Astronomers have no clue why it's so big.
Continue reading >>What’s the biggest thing in the universe? That would be a cluster of quasars so large it would take a vehicle traveling at the speed of light 4 billion years to cross.
Continue reading >>Light from some of the universe's most energetic explosions is allowing scientists to probe the nature of space-time, according to new observations of so-called gamma-ray bursts from the Japanese Aerospace Exploration Agency's Ikaros spacecraft. Photons r
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