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Neutron stars are so dense that a teaspoon of their material would weigh about a billion tons on Earth.

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Galaxies in the River
Astronomical Picture of the Day

Galaxies in the River

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Near Earth Object
Near Earth Objects

Objects today: 10

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Exoplanets
Exoplanets
  • WASP-39 b - 2011
  • HD 156279 b - 2011
  • GJ 832 b - 2008
  • HR 8799 d - 2008
  • HAT-P-1 b - 2006
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Cosmic-Weather
Cosmic Weather

Solar Wind and Planetary K-index

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Mars-Weather
Mars Weather

Sol: 3742 | Temp: -77°C to -25°C

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Globe
Global Imagery

Images available: 0

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