Preview Mode Links will not work in preview mode

SETI Live

Nov 26, 2024

Nearly 40 years ago, on November 20, 1984, the SETI Institute was incorporated with inaugural officers CEO Thomas Pierson and SETI scientist Jill Tarter. The goal was to provide SETI researchers with a place to grow the search for life beyond Earth. What began with one NASA-funded SETI project and two people has since...


Nov 19, 2024

OSIRIS-REx and the Hayabusa spacecraft have sample asteroids to understand what they're made of. NASA sent the DART mission to change the orbit of a tiny asteroid orbiting another asteroid. ESA sent Hera as a follow-up mission to see what the impactor did. All of these missions have been done in the name of planetary...


Nov 12, 2024

In September 2022, a small spacecraft called DART hit the surface of a tiny asteroid moonlet called Dimorphos. That spacecraft was the first test of a planetary defense system, attempting to change an asteroid's orbit in the hope of being able to do so under a real near-Earth threat. The test succeeded, shortening the...


Nov 5, 2024

The cosmos is full of huge questions: "What caused the Big Bang? What happens inside black holes? Are there other dimensions?" Scientists have been working to answer these questions, but sometimes, we feel like the answers are unknowable. Astrophysicist Kelsey Johnson contemplates what this paradox means for...