A twinkling group of stars dominates the center of this Hubble Space Telescope image. NGC ...
Star clusters are formed when gravity pulls young stars together, forcing them to orbit each other. A star cluster can ...
Physics World3 天
Harvard’s springtail-like jumping robot leaps into action
Via computer simulations and experiments to control the length of the linkages in the furcula as well as the energy stored in them, the team found that the robot could jump some 1.4 m horizontally, or ...
Space on MSN6 天
Mysterious fast radio burst traced back to massive 'cosmic graveyard' of ancient stars
A mysterious burst of radiowaves with more energy than the sun emits in a year has been traced back to a cosmic graveyard ...
New dwarf galaxy discovered in the halo of Andromeda galaxy
An international team of astronomers reports the discovery of a new dwarf galaxy, which they have named Pegasus VII. The ...
7 mind-blowing images of stars captured by NASA
M55 is a globular cluster of stars in the constellation Sagittarius. This image was captured by NASA's Hubble Space Telescope. NGC 1858 is a bright, large, irregular open cluster and emission nebula.