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Astronomers observe innermost structure of quasar jet

An international team of scientists has observed the narrowing of a quasar jet for the first time by using a network of radio telescopes across the world. The results suggest that the narrowing of the jet is independent of the activity level of the galaxy which launched it.

Nov 22nd, 2022

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Black holes in eccentric orbit

Astronomers reconstructed the origin of an unusual gravitational wave signal that may result from the merger of two massive black holes that captured each other in their gravitational field and then collided while spinning around each other in a rapid, eccentric motion.

Nov 18th, 2022

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Space exploration goes underground

Is there life in Martian caves? It's a good question, but it's not the right question - yet. An international collaboration of scientists has dozens of questions we need asked and answered. Once we figure out how to study caves on the Moon, Mars and other planetary bodies, then we can return to that question.

Nov 16th, 2022

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Can cosmic inflation be ruled out?

Astrophysicists say that cosmic inflation - a point in the Universe's infancy when space-time expanded exponentially, and what physicists really refer to when they talk about the 'Big Bang' - can in principle be ruled out in an assumption-free way.

Nov 5th, 2022

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