MAST Featured in 60 Symbols
MAST was recently featured in a 60 symbols YouTube video! Professor Gray discusses "MAST's view of the sky"; the video is super neat and we're grateful to the team for their lovely work <3
MAST NEWS
MAST sends out newsletters monthly. To recieve newsletters by email, sign up for a MyST account and you will automatically be subscribed. To manage your subscription, check in the message subscription settings by clicking "Registered User" and then "Manage My Account."
See newsletters from before April 2019
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September HLSP Update
Two new HST-based HLSPs were added this month! One constrains the emission of Lyman continuum radiation in galaxies; the other constrains the properties of metal-poor O-stars.
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Introducing the MAST Catalog Schema Browser
MAST's new Catalog Schema Browser is here! Use it to discover data models, tables, and columns across MAST catalogs.
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FTPS Batch Staging Discontinuing from MAST
MAST is discontinuing FTPS batch staging on October 1st, 2026. If you want to request products and download them later, you can request a curl download file in the MAST Portal and our modern Mission Search.
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gPhoton Service Discontinuing
gPhoton will be discontinuing on December 7th, 2026. Read on for further details.
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August HLSP Update
A quiet month for our HLSP team! There was an update to QLP; please note that if you use this data for precision photometry, the timestamps may be off by a few minutes.
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MAST Summer Webinar Recap
Our summer webinar series has ended, but you can view the whole series now on our YouTube channel.
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Science Platforms and the Wolf Amendment
Users will not be able to access STScI science platforms while in China.
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July HLSP Update
We have a new HLSP, Terry Hubble Observations of Roman (THOR), available. THOR's early-release catalog includes high angular resolution imaging of 8 fields in the Galactic bulge with HST, which will greatly strengthen Roman's ability to characterize detected exoplanet systems. There are also updates for JWSTSTARS, QLP, and TESS-SPOC.
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Last Call: MAST Summer Webinar
Join us for our final summer webinar! Read on for the topic, sign up information, and how to view the whole series.
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Changes to MAST Mission Attributions
MAST has updated our mission acknowledgement and data attribution pages. Be sure to use the updated acknowledgements in your published works.
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Help Shape the Future of Fornax
Calling all users of the Fornax platform: NASA wants your feedback.
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Reminder: MAST Summer Webinar
Join us for a series of summer webinars! Read on for topics and sign up information.
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June HLSP Update
We have a new TESS-based HLSP: the TESS All-Sky Rotation Survey (TARS) is now available! TARS provides light curves and periodograms for 7.5 million unique target stars. There are also updates to TESS-SPOC, Scylla, and PHANGS-CAT.
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Stay Cool with MAST this Summer
Your favorite archivists will be at AAS 248 in Pasadena. We'll also be hosting a series of summer webinars on querying for MAST data. Read on for more details!