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: 1008
21 Oct 2020
3:00 PM
Colloquia Entering A New Era of Population Studies of Tidal Disruption Events
The tidal disruption of a star by a central supermassive black hole originated as a theoretical concept, but is now a routine observational reality. Nuclear transients are being discovered by a rich landscape…Learn More
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15 Oct 2020
4:00 PM
Lectures Post-Processing of Roman Space Telescope CGI Data
The Nancy Grace Roman Space Telescope (formerly WFIRST) will be launched in 2026 with an onboard technology demonstrator for exoplanet direct imaging. The Roman Coronagraph Instrument (CGI) will be capable…Learn More
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14 Oct 2020
3:00 PM
Colloquia The Millimetre Sky from the Atacama Cosmology Telescope
I will show new maps of the Cosmic Microwave Background made by the Atacama Cosmology Telescope, and describe how they are advancing our knowledge of cosmology and complementing optical large-scale structure…Learn More
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6 Oct 2020
3:00 PM
Lectures The Nancy Grace Roman Space Telescope
Speakers: Dr. Jennifer Wiseman and Dr. Julie McEnery (NASA Goddard Space Flight Center) NASA announced this year that the Wide Field Infrared Space Telescope will officially be named the Nancy Grace Roman…Learn More
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5 Oct 2020
3:00 PM
Workshops Science Writers Workshop on the Roman Space Telescope
This workshop for science journalists, presented by STScI, will provide an overview of major areas of scientific inquiry that the Nancy Grace Roman Space Telescope will address. A panel of prominent astronomers…Learn More
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5-9 Oct 2020
10:00 AM
Conferences Galaxy Formation and Evolution in the Era of the Nancy Grace Roman Space Telescope
CONFERENCE UPDATE This conference will be held as a fully virtual conference.  Registrants will use BlueJeans Events and Slack to participate in the conference, but anyone can view the talks which…Learn More
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30 Sep 2020
3:00 PM
Colloquia Dark Matter in the Universe
What is the Universe made of? This question is the longest outstanding problem in all of modern physics, and it is one of the most important research topics in cosmology and particle physics today. The…Learn More
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25 Sep 2020
2:00 PM
Community Events YAE Virtual Family STEM Forum
Please join us to learn more about astronomy during our Youth for Astronomy and Engineering “Family STEM Forum” followed by an opportunity to ask questions. This event is free to attend,…Learn More
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17 Sep 2020
4:00 PM
Lectures Sort of Near-Field Cosmology with Semi-Resolved Dwarf Galaxies
This talk will outline prospects for conducting an unbiased census of relatively nearby dwarf galaxies using convolutional neural networks (CNN) to both identify the galaxies and estimate their distances…Learn More
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16 Sep 2020
3:00 PM
Colloquia Prompt Planet Formation: Evidence from Disks, Computers, and the Kuiper Belt
In this talk I will review progress in planet formation, with a focus on a basic question: is it fast or slow? Solar System evidence traditionally favors a slow track, with the final assembly of terrestrial…Learn More
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9 Sep 2020
3:00 PM
Colloquia Talks by Incoming STScI and JHU Prize Fellows
Speaker: Mi Dai, JHU, Horizon Fellow Title: Challenges in Type Ia Supernova Cosmology Abstract: Cosmology with type Ia supernovae is facing more challenges as the number and quality of the observed…Learn More
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1 Sep 2020
8:00 PM
Lectures Sailing across the Local Universe with ULLYSES: A Hubble Program to Observe Ultraviolet Light from Young Stars
Speaker: Will Fischer (Space Telescope Science Institute) We've all heard that a picture is worth a thousand words. Astronomers go further and say that a spectrum is worth a thousand pictures.…Learn More
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31 Aug 2020
4 Sep 2020
8:00 AM
Symposia The Local Group: Assembly and Evolution
Symposium Update In response to the world-wide travel restrictions due to the COVID-19 Pandemic, the Scientific Organizing Committee and the Space Telescope Science Institute have decided to move…Learn More
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20 Aug 2020
4:00 PM
Lectures Ancillary Science with the Roman Galactic Exoplanet Survey
The Nancy Grace Roman Space Telescope (Roman) will monitor ~2 deg2 toward the Galactic bulge in a wide (~1-2 μm) W146 filter at 15-minute cadence with exposure times of ~50s for 6 seasons of 72 days…Learn More
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4 Aug 2020
8:00 PM
Lectures Armchair Astrophysics: Finding Physics Far and Wide
Speaker: Quyen Hart (Space Telescope Science Institute) What do echoes, bubbles, and fireworks have to do with astrophysics? What do highway traffic jams and galaxy spiral arms have in common? Some…Learn More
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