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How the Transit of Venus Opened the Planet to Our Forefathers
It’s called the transit of Venus. The planet will appear as little dark circle on the sun as it...
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Organic Molecules Do Have Martian Origins
Organic molecules — compounds that on Earth can be linked with life — encased within Martian meteorites now reveal...
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Private Space Travel: A New Era Begins?
Some NASA supporters are mourning what they see as the decline of U.S. leadership in space. But they should...
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Astrophysicists Observe How Black Holes Are Fueled
By combining the light of three powerful infrared telescopes, an international research team has observed the active accretion phase...
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Pulsar Heavyweight Champ Challenges Einstein
The densest objects in the universe have a new heavyweight champion: a pulsar so small that it could nearly...
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Should We Build a Real-Life Starship Enterprise and Fly it to Mars?
In Star Trek lore, the first Starship Enterprise will be built by the year 2245. But today, an engineer...
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Messages From the Early Universe
Messages from the early Universe: Bright and brief, γ-ray bursts hold clues to cosmic history.
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How Nature Shapes the Birth of Stars
Using state of the art computer simulations, a team of astronomers from the University of Bonn in Germany have...
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Free-floating Planets Outnumber Stars, Represent Possible Life Sites
Life-bearing planets may exist in vast numbers in the space between stars in our Milky Way galaxy. An international...
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Ultra-Cool Brown Dwarf Helps Reveal Giant Planets
An international team of astronomers has found a brown dwarf that is more than 99% hydrogen and helium. Described...