The stones in this photograph taken by Curiosity on Mars, look like round stones in the stream beds in the world. Maybe a long time ago these pebbles belonged to a Mars river. 📷 NASA/JPL-Caltech/MSSS [1584x1184] via /r/spaceporn https://ift.tt/2FxdZbt
via Tumblr https://ift.tt/2FrhIHl
No comments:
Post a Comment