60 years in orbit for ’grapefruit satellite’ – the oldest human object in space, by Alice Gorman
▻http://theconversation.com/60-years-in-orbit-for-grapefruit-satellite-the-oldest-human-object-
https://images.theconversation.com/files/211111/original/file-20180320-31608-1qr424l.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=1356&h=668&fit=crop
Sixty years ago, a grapefruit-sized aluminium sphere with six antennas and some tiny solar cells was launched into Earth orbit. The Vanguard 1 satellite is still up there and is the oldest human-made object in space. It’s our first piece of space archaeology.