logo
episode-header-image
Aug 2022
43m 4s

Comets Stink! The Chemical Zoo Found at ...

The Planetary Society
About this episode
Scientists have found a menagerie of complex organic compounds on the comet visited by the Rosetta spacecraft that connect it with the birth of our solar system. 
Up next
Yesterday
Total solar eclipse 2026: Astrophotography and birdsong
On August 12th, 2026, the Moon’s shadow will sweep across Iceland, Greenland, and Spain, bringing the first total solar eclipse visible from Europe since 1999. And because this eclipse happens near sunset, it promises to be one of the most visually stunning in living memory. Astr ... Show More
57m 26s
Aug 7
Space Policy Edition: “Science: A New Golden Age” - Reimagining U.S. science policy
The White House's Office of Science and Technology Policy recently released "Science: A New Golden Age", a sweeping report that calls for a fundamental reimagining of how the United States funds and conducts science. Explicitly modeled on Vannevar Bush's landmark 1945 report "Sci ... Show More
1h 10m
Aug 5
LHS 1140b: The first atmosphere detected on a rocky habitable-zone exoplanet
For the first time, scientists have confirmed an atmosphere on a rocky exoplanet in the habitable zone of another star. Sarah Al-Ahmed is joined by Collin Cherubim, NASA Hubble Fellow at the University of Chicago, to discuss his team's detection of helium escaping from the super- ... Show More
57m 19s
Recommended Episodes
Oct 2023
This First Peek Inside NASA’s OSIRIS-REx Capsule Is a Glimpse Back in Time
Scientists finally opened the rock sample from the near-Earth asteroid Bennu. NASA’s OSIRIS-REx captured a treasure trove of material from the solar system’s earliest days. Read this story here. Learn more about your ad choices. Visit podcastchoices.com/adchoices 
10m 1s
Mar 2017
Comet 67P images; Etna eruption; Brain navigation; Octopus intelligence
The recent Rosetta mission to image and land a probe on a comet was an astounding achievement. Rosetta took thousands of photos mapping the entire surface of comet 67P/Churyumov-Gerasimenko , as it dramatically changed over 2 years. This week analysis of 18000 67P pictures are ou ... Show More
28m 18s
Jul 2025
Celestial Discoveries: The Oldest Comet, Pulsar Insights, and Axiom Space's Successful Splashdown
In this episode of SpaceTime, we explore the latest cosmic revelations, including the astonishing discovery of an ancient interstellar comet, the intricate workings of a rare pulsar, and the safe return of the Axiom 4 crew from their mission.Ancient Interstellar Comet 3I/AtlasAst ... Show More
23m 1s
Aug 2025
Cosmic Discoveries Soar as Earthly Health Decisions Stir Alarm
Rogue planets drifting through space might be forming their own planetary systems. NASA’s Europa Clipper mission has completed a key radar test ahead of its journey to study Jupiter’s icy moon. Plus, a major shift in U.S. health research funding occurs as Secretary of Health and ... Show More
9m 20s
Jul 2025
Interstellar Discoveries: The Arrival of Comet 3I Atlas and the Mars Sample Race
In this episode of SpaceTime, we dive into the latest astronomical discoveries and the implications for future space exploration.New Interstellar Visitor: Comet 3I AtlasAstronomers have identified a new interstellar object, designated 3I Atlas, which is currently traversing our s ... Show More
26 m
Sep 2025
How Webb Illuminates Stars’ Cloudy Origins
In the space between stars, dark clouds of gas, dust, and ice mingle in a chemical laboratory unlike any on Earth. Ewine van Dishoeck, an astronomer who studies molecules in space and who helped develop an instrument aboard NASA’s James Webb Space Telescope, explains how Webb is ... Show More
22m 43s
Oct 2025
Enceladus’s Alien Ocean, Ancient Fungi and the Flavor of Influenza
Saturn’s moon Enceladus reveals complex organic molecules that could hint at extraterrestrial life. Researchers also uncover fungi’s ancient reign over Earth and warn that second COVID infections may pose greater risks to young people. Plus, ants ferment yogurt, and flu detection ... Show More
9m 47s
Aug 2021
Lucy in the Sky With Asteroids
How did the planets form? How did life happen? Where did Earth’s water come from? To answer questions like these, scientists used to go big—looking at planets, dwarf planets, and moons—but now small is the new big. Technology is zooming in on the pint-size stuff—asteroids, comets ... Show More
28m 51s
Feb 2024
NASA’s New PACE Observatory Searches for Clues to Humanity’s Future
They may be tiny, but phytoplankton and aerosols power pivotal Earth systems. Scientists are about to learn a whole lot more about them at a critical time. Read this story here. Learn more about your ad choices. Visit podcastchoices.com/adchoices 
11m 16s