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B1509-58: Chandra Examines A Quadrillion-volt Pulsar (A neutron star located about 19,000 light years away in the constellation Circinus.)
by Smithsonian Institution
by Smithsonian Institution
No known copyright restrictions(著作権制限なし)

A cluster of galaxies about 2 billion light years from Earth in the constellation Serpens.
by Smithsonian Institution
by Smithsonian Institution
No known copyright restrictions(著作権制限なし)

A large galaxy in the center of a cluster of galaxies located in the constellation Bostes.
by Smithsonian Institution
by Smithsonian Institution
No known copyright restrictions(著作権制限なし)

A cluster of galaxies about a billion light years from Earth, located in the constellation Aquarius.
by Smithsonian Institution
by Smithsonian Institution
No known copyright restrictions(著作権制限なし)
No known copyright restrictions(著作権制限なし)

MS 0735.6+7421: Most Powerful Eruption in the Universe Discovered (A cluster of galaxies 2.6 billion light years from Earth.)
by Smithsonian Institution
by Smithsonian Institution
No known copyright restrictions(著作権制限なし)
721件~780件 (全 5,805件)