SETI Live

Lava Worlds & Nightside Volcanoes on K2-141 b

How do you study volcanoes on a planet more than 200 light-years away? Join us for SETI Live as host Moiya McTier talks with planetary scientist Claire Marie Guimond ab

Galactic Islands of Tranquility: How "Little Red Dots" May Brew Life's Building Blocks

A newly identified class of distant galaxies—nicknamed "little red dots"—may be doing something extraordinary: quietly creating the raw ingredients for life. Join host

The 45 Best Places to Look for Alien Life

Where should we actually be looking for life beyond Earth? Astronomers have identified 45 Earth-like worlds that could be among the most promising places to search for

SkyMapper is Live! Explore the Sky in Real Time

Join us for a special episode of SETI Live as host Lauren Sgro sits down with astronomer and entrepreneur Franck Marchis to explore the newly launched SkyMapper platform—

Planet Crash: Cosmic Collision Caught in Action

Astronomers may have just witnessed the aftermath of a massive planetary collision in another star system—offering a rare glimpse into how worlds are destroyed… and possi

From Moon to Mars: What Artemis II Means for the Future

As NASA prepares to return humans to the Moon with Artemis II, what does it really take to live and work on the lunar surface? Join host Simon Steel and planetary scien

The Science of SETI: Inside the First Modern Textbook

How do scientists actually search for extraterrestrial intelligence? Astronomer, professor, and Drake Award winner Jason Wright joins host Beth Johnson on SETI Live to

The Titan Impact: Saturn's Moon System May Have Had a Catastrophic Past

Saturn's largest moon may have had a violent birth. New research led by SETI Institute scientist Matija Ćuk proposes that Titan formed when two earlier Saturnian moons

Rethinking Radio: A New Way to Hear the Universe?

Astronomers have unveiled a novel technique for detecting faint signals from stellar and exoplanetary systems — potentially opening new pathways in the search for extrate

Unistellar + Citizen Science (Part 8): 2025 Observations, An Exoplanet Candidate, and Rockets!

Dr. Franck Marchis, Director of Citizen Science at the SETI Institute and co-founder and Chief Executive Officer of SkyMapper, and Dr. Lauren Sgro, Outreach Manager at th

Missing Link Found: A Breakthrough in Exoplanet Science

Astronomers may have found the missing link in the story of the Milky Way's most common planets. In this SETI Live, host Moiya McTier is joined by exoplanet scientist J

Exoplanetary Poetry: AI, Chemistry, and Alien Communication

Our Cosmic Consciousness residency artists daniela brill estrada, Bart Kuipers, and Julie-Michèle Morin, discuss an art-science collaboration that imagines how language m

Lost Pulsars Found? Breakthrough Listen's Deep Survey of the Galactic Core

Are we finally uncovering hidden pulsars at the center of the Milky Way? Join host Beth Johnson and William J. Welch Postdoctoral Fellow Karen Perez for a deep dive into

Back to the Moon: How Artemis II Sets the Stage for the Next Era of Missions

Humanity is heading back to the Moon—and Artemis II is the mission that makes it real. In this SETI Live, host Simon Steel is joined by Dr. Caitlin Ahrens, assistant rese

Life After Ice: 46,000-Year-Old Worms Wake Up

In this SETI Live episode, host Simon Steel (Deputy Director of the Carl Sagan Center) chats with evolutionary biologist Philipp Schiffer (Worm Lab) about one of the most

SETI@home Update: 21 Years of Citizen Science—and 100 Signals to Investigate

For more than two decades, millions of volunteers turned their home computers into a planet-scale telescope, donating idle processing power to the search for extraterrest

When Galaxies Collide: Euclid Reveals What Triggers Active Black Holes

Using early data from the European Space Agency's Euclid space telescope, astronomers have analyzed over one million galaxies to test a long-standing idea in astrophysics

What to Expect in Space Science 2026

2026 is a pivotal year for space science. From humans returning to the Moon to new telescopes opening more expansive windows on the universe, this year marks a turning po

3I/ATLAS: Caught in UV | What Europa Clipper Saw When No One Else Could

We're going live with Dr. Cynthia Phillips, Europa Clipper Project Staff Scientist and Science Communications Lead, from NASA's Jet Propulsion Laboratory, to explore a su

Earth 2.0? Maybe Not. Intelligent Life Might Be Far Rarer Than We Think

Get ready for a fascinating deep dive into one of the biggest questions in astrobiology: How common are biological extraterrestrial intelligences in the Milky Way? Host S