Originally published 08/31/2017
The Voyagers launched 20 years after Sputnik. They continue 40 years later. They span 67% of the entire space age.
Originally published 05/21/2013
Some are baffled and others saddened by the fact that humans put footprints on the moon more than 40 years ago and have not ventured a fraction of that distance from home since. Have we lost our spirit of exploration?Not at all, said Arizona State University historian Stephen Pyne, but we're seeing the end of one great era of exploration and the start of a new one. In a talk May 15 at Drexel University, Pyne said we are just entering a third great era of exploration kicked off by the Voyager spacecraft, which explored thousands of times farther than any human-led expedition could go.The twin spacecraft Voyagers 1 and 2 were launched in 1977 and since then have brought us spectacular pictures not only of the planets but their bizarre and diverse moons. Today, Voyager 1 is on the verge of crossing through a theoretical boundary called the heliopause, which marks the end of the solar wind's reach and the beginning of interstellar space....
- Turnover In Trump's White House Is 'Record-Setting,' And It Isn't Even Close
- The History Of Government Shutdowns In The U.S.
- Unhealthiest presidents in U.S. history
- ‘Make it right’: Descendants of slaves demand restitution from Georgetown
- See How Trump's Approval Rating Stacks Up Against Other Presidents After One Year
- Barbara and Karen Fields discuss their new book, "Racecraft"
- What’s Antifa all about? Mark Bray explains.
- Historian Keisha N. Blain tells the story of black nationalist women in her new book
- War or Peace for North Korea: A call for Action by Historians for Peace and Democracy
- George Will goes after liberal historian David Goldfield