The Space Telescope Science Institute (STScI) presents live and archived webcasts that examine an array of science, technology, and business topics. Although these lectures primarily serve the scientific community, many are also designed for the public. STScI employees will be prompted to sign in to access restricted/internal webcasts.

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Use the filter bar below to search by specific criteria including Type, Mission, Keyword, and/or Date. Click the Submit button to generate the query. Information and resources for each event may be found by clicking on the "Learn More" link and recordings may be watched via the "View Webcast" link. Refer to our Webcast FAQs page for guidance with questions.

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Results: 961
14 Jan 2020
8:00 PM
Lectures Cloudy with a Chance of Stars
Speaker: Nimisha Kumari (Space Telescope Science Institute) How do stars form? This simple question has intrigued humankind for centuries, and is one of the most explored topics of contemporary astrophysics.…Learn More
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11 Dec 2019
2:45 PM
Colloquia The Dynamics of the Galactic Bulge: Uncovering the Old Populations that Formed Before the Bar
Using mainly bulge red clump giants (RCG) and giants as tracers, a picture has emerged of the Galactic bulge consisting of a rotating peanut-shaped structure made up largely of old and metal-rich…Learn More
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6 Dec 2019
12:00 PM
Lectures Reconstructing Life History Before LUCA
Speaker: Gregory P. Fournier (Massachusetts Institute of Technology) Origin of Life studies primarily consist of two sets of inferences:  bottom-up, which infer plausible scenarios of abiogenesis…Learn More
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4 Dec 2019
2:45 PM
Colloquia They Came from Outer Space: Comets, Unseen Planets, and 'Oumuamua'
Comets have inspired awe since prehistoric times, but the modern study of comets only began with Halley's successful prediction of the return of what is now called Halley's comet.  Even today…Learn More
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3 Dec 2019
8:00 PM
Lectures Red and Brown Dwarfs: Understanding our Smallest and Closest (sub)Stellar Neighbors
Speaker: Serge Dieterich (Space Telescope Science Institute) The majority of stars in our galaxy are smaller than our sun and some have diameters as small as Saturn’s. Many small red dwarfs are…Learn More
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6 Nov 2019
2:45 PM
Colloquia Unravelling the Role of Ice in Star and Planet Formation
With this seminar I hope to take you on a tour de force from what you think you know about ice in space, to what we have learned through a decade of laboratory and observational astrochemistry. Why? After…Learn More
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5 Nov 2019
8:00 PM
Lectures Unveiling the Cosmos: Key Inventions Behind the Modern Telescope
Speaker: Sarah Kendrew (European Space Agency/STScI) The astronomical telescope is a relatively recent invention in the ancient science of stargazing. Over the past 400 years, generation after generation…Learn More
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1 Nov 2019
12:00 PM
Lectures The Preservation, Distribution, and Detectability of Lipid Biomarkers in the Atacama Desert and Implications for Mars
Mary Beth Wilhelm (NASA Ames Research Center) Desert environments on Earth are colonized by organisms adapted to desiccation. However, the limits of adaptation are not well understood.  We surveyed…Learn More
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30 Oct 2019
2:45 PM
Colloquia Exploring 10,000 of the Nearest Stars
The nearest stars and their companions provide the fundamental framework upon which all of stellar astronomy is based, for individual stars, stellar multiples, and entire stellar populations. We live in…Learn More
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23 Oct 2019
2:45 PM
Colloquia Multi-wavelength Variability Studies of Young Stars and Their Protoplanetary Disks
We know that many pre-main-sequence stars are surrounded by protoplanetary disks, but how these disks evolve into planetary systems is a fundamental question in Astronomy. Young stars and their disks are…Learn More
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21-24 Oct 2019
3:14 PM
Symposia 2019 NASA Hubble Fellowship Program (NHFP) Symposium
NASA's Hubble, Einstein and Sagan Fellowship programs have recently merged to form the NASA Hubble Fellowship Program (NHFP), continuing NASA's pursuit of excellence in space science, through support…Learn More
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14-15 Oct 2019
7:48 AM
Workshops Inclusive Astronomy 2
It has been four years since the 2015 Nashville Inclusive Astronomy meeting, an event that brought astronomers together with sociologists, policy makers, and leaders in the field to discuss issues affecting…Learn More
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9 Oct 2019
2:45 PM
Colloquia The Chemistry and Dynamics of Planet Formation
Today we are on the cusp extending the realm of planet-detection and characterization into the submillimeter band with the Atacama Large Millimeter Array (ALMA). I will discuss new techniques that explore…Learn More
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4 Oct 2019
12:00 PM
Lectures Prebiotic Chemistry and the Origins of Life: What We Know and What We Don’t
Speaker: Henderson (Jim) Cleaves (Tokyo Institute of Technology, Carnegie Institution of Washington) The field of astrobiology, the effort to understand the origin, distribution and future of life…Learn More
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2 Oct 2019
2:45 PM
Colloquia The Explosive Sun and its Relevance for Exoplanet Space Weather
The Sun and its variability offer an excellent laboratory for studying fundamental physical processes in astrophysical plasmas, such as dynamos, shocks, and particle acceleration. We have learned a great…Learn More
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