Brian Koberlein

Astrophysicist and Author

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Stupendously Stupendous
A new study proposes that the upper mass limit for black holes is even larger than we thought.
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Super Green
Chandrasekhar calculated an upper limit for the mass of a white dwarf, but some white dwarfs can break that limit for a time.
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GOT ‘EM
We don’t know much about exoplanets with long orbital periods, but we’re starting to learn.
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True Colors
The true color of stars as we would see them are different than how they are often represented.
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The Long Wave
Astronomers have found evidence of faint gravitational waves using an array of pulsars in our galaxy.
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Pulsar Positioning
Using pulsars to measure the motion of the Sun, astronomers can study the mass of our galaxy.
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Going My Way
A new study shows that not even cosmology can verify Einstein’s assumption about the speed of light.
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ACTing Older
A new measure of the cosmic microwave background supports an older universe, and raises more problems for cosmology.