March skygazing: A ‘celestial smiley face,’ a blood moon, and more
While Mercury will be visible throughout early March, there will be two nights that provide especially good opportunities to ...
来自MSN5 个月
'Smiley face' discovered on Mars could contain indicators of life
A 'smiley face' has been discovered on the surface of ... The face is made up of two crater 'eyes' and ancient salt deposits. The image was taken by the European Space Agency's (ESA) ExoMars ...