DescriptionLight-bending Matter in the Distant Universe.jpg English: This photo shows the unusual object HE 1104-1805, a gravitational lens (`cosmic mirage') in...
Tiny Dark Matter Clumps This graphic illustrates how a faraway quasar's light is altered by a massive foreground galaxy and by tiny dark matter clumps along...
shows the huge galaxy cluster MACS J1149.5+223, whose light took over 5 billion years to reach us. The huge mass of the cluster is bending the light from...
shows the huge galaxy cluster MACS J1149.5+223, whose light took over 5 billion years to reach us. The huge mass of the cluster is bending the light from...
Missions-Design Squade PBS and NASA- On The Moon Activities.pdf determination method: work of the federal government of the United States applies to jurisdiction:...
indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use. https://creativecommons...
This file has an extracted image: Joseph Turnley in Language of the Eye (page 8 crop).jpg....
The author died in 1956, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's...
still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such...
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929....