Astronomers discover a 3-billion-year-old white dwarf, LSPM J0207+3331, actively accumulationplanetary material long after its star’s death, revealing ongoing dynamics in ancient stellar remnants.
Comet Lemmon, which gave us a great show in October, is slowly fading and dropping lower in the southwestern sky. When the ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results