Show No Trace of Air round Found on the Planet Mercury I Cambridge Mass The planet Mercury has no trace of atmosphere observations of the recent transit of Mercury Mer- Mer Mercury cury the planet passing across the disk of the sun made at Harvard's astro- astro astronomical astronomical station at tein South Africa indicate There was no luminous arc around the planet indicating no air Best astronomical evidence was that Mercury like the moon was completely without air any that It may have had having escaped Into space pace long long loni ago But the evl evi- evi evidence dence for the lack on Mercury was less detailed than for tor the moon Aside from the lack of sufficient atmosphere is too burn lag Ing hot to support life lite The surface temperature Is from to j de- de degrees degrees grees FahrenheIt tin would melt thereon and from Its posItion the sun is 4 times larger than we see Ice it from the earth |