Can classical liberalism provide fresh insights to guide humanity’s activities in space? Philosopher Rebecca Lowe explains how it can.
Today
The night the Universe got bigger: An event to honor Hubble’s discovery
On the night of Oct. 5, 1923, Edwin Hubble spotted a variable star in Andromeda from Mt. Wilson Observatory above Pasadena, California, proving that our galaxy is just one of countless others in the Universe. Now, California Rep. Judy Chu, co-chair of the Planetary Science Caucus ... Show More
1h 6m
Oct 28
How Perseverance drove itself into the record books
NASA’s Perseverance rover has driven farther than any other vehicle on another world. On Oct. 11, 2026, its odometer reached 45.22 kilometers (28.10 miles), passing the record Opportunity spent about 15 years setting. Perseverance did it in about five and a half years. To celebra ... Show More
1 h
Oct 21
Meet the Winners of The Planetary Society’s 2026 STEP Grants
Every two years, The Planetary Society funds research through our STEP Grants (Science and Technology Empowered by the Public). This year, all three winning projects focus on small bodies in our Solar System, like asteroids and trans-Neptunian objects. Each one tackles a differen ... Show More
1h 6m
May 2025
Beyond the Talk: Ariel Ekblaw on space-based technology and architecture
"We should be protecting the Earth — and we can use space technology to do that," says aerospace architect Ariel Ekblaw. Following her talk at TED2025, Ekblaw sat down for a special conversation with Elise Hu, host of TED Talks Daily, to discuss how space-based technology can imp ... Show More
21m 47s
Apr 2023
Cosmic Queries – Building Space Civilizations with Ariel Ekblaw
<p>When will we create a livable habitat in space? Neil deGrasse Tyson and Matt Kirshen explore the possibilities of tessellated space structures, artificial gravity, and other challenges with Founder of MIT Space Exploration Initiative, Ariel Ekblaw.</p><p>NOTE: StarTalk+ Patron ... Show More
50m 23s