From Éditions Belle-France, the one readily-available number of a series called Hibernation.
Going beyond existing established principles, if you’re pretty enough, you can apparently just take off your space costume, no matter how hostile your environment appears to be.
From Éditions Bel-Air, a science-fiction series called Frissons.
At least our cover figure on the second two numbers appears to be some sort of alien lady, so maybe her space costume doesn’t even need to make sense.
From Éditions Clarus a series named after a hat that starts with a space Egyptian…
…and which moves on to the classic principle that if you’re cute enough, your space costume doesn’t have to make any sense.
This is Amazing Stories for March 1948, cover by Robert Gibson Jones. The ISFDB entry for this issue is here. I found this version of the cover at Pulp Covers. You can read and download this whole issue from the Internet Archive.
This is Captain Future from Fall 1942, cover by Rudolph Belarski. I found this version of the cover at Pulpcovers.com.
This is Spicy Mystery Stories for January 1937, cover artist not recorded and no ISFDB entry. I found this version of the cover in a post at Horror Illustrated, and checked its dating via the index page at Galactic Central.
My original tumblr post was here. This Virgil Finlay illustration was first posted on tumblr by Vintage Geek Culture and comes to us via Not Pulp Covers.
My original tumblr post was here. This artwork by Carlos Valenzuela was originally posted on tumblr by Vintage Geek Culture.
My original tumblr post was here. I found this piece tweeted by Sara Pezzini. The art is by Dave Stevens (1955-2008), for whom someone maintains an official site here.
