New and Updated HLSPs for April
One new HST-based HLSP looks at image similarity in HST images, using data from citizen scientists. Regular updates were also made to the TESS-based QLP and TICA collections.
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MAST at AAS 246
MAST Staff will be at AAS246 in Anchorage. Join us for our "Defeating Dr. Nefarious" Data Challenge, or stop by to say hi at the booth!
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New & Updated HLSPs for March
A new High-Level Science Project adds a collection of lightcurves from variable sources observed with GALEX, along with a set of catalogs describing the analyzed sources. Regular updates were also made to the TESS-based collections QLP and TICA.
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SDSS eBOSS Data Now Available at MAST
The SDSS Legacy Archive at MAST (SLAM) now includes spectra and catalogs from the Extended Baryon Oscillation Spectroscopic Survey (eBOSS). The eBOSS survey provides optical-wavelength spectra for nearly 4 million targets, including quasars, stars, and galaxies.
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MAST Pro Tips
Announcing a new series of articles: MAST Pro Tips! Learn advanced search techniques directly from the experts.
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Lightcurve Visualization in the Cloud
LCviz, a light curve visualization interface, is now available on TIKE! Try the demo notebook to see it for yourself.
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Updated HLSPs for February
Updates were made to the OPAL and QLP High-Level Science Product collections this month, adding new images of Jupiter and Uranus, and light curves from the latest TESS observing Sectors.
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Astroquery Now Supports Downloads Through HST and JWST Search Interfaces
The astroquery.mast.MastMissions class now includes enhanced capabilities for retrieving and downloading data products! As a Python wrapper for the modern mission-specific search forms, MastMissions allows users to search mission-specific metadata and access data products more efficiently.
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Astrocut v0.12.0 Now Available
2025FEBRUARY07The latest version of the Astrocut software includes a number of improvements, including a new function for making cube cuts from cloud-based data, and bug fixes.
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New & Updated HLSPs for January
2025JANUARY31New High-Level Science Products at MAST include two new collections based on data focused around the Andromeda Galaxy; one surveying the low-mass satellite galaxies surrounding M31, the other mapping the southern half of the galaxy itself in optical and near-ultraviolet wavelengths.
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JWST Data in AWS Cloud
2025JANUARY28The cloud copy of MAST data in AWS now includes public JWST data!
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Updated HLSPs for December
2025JANUARY09Just the usual updates to the TICA collection this month, with the latest data from TESS Sector 86.
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SDSS APOGEE Data Now Available at MAST
2025JANUARY31The SDSS Legacy Archive at MAST (SLAM) now includes spectra and catalogs from the Apache Point Observatory Galactic Evolution Experiment (APOGEE). APOGEE provides high-resolution, infrared spectra of over 650,000 unique stars in the Milky Way and some nearby galaxies.
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Reminder: MAST at AAS
MAST will be at AAS 245 in Washington, DC! Read on to learn about the opportunities to interact with us throughout the week.
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Updated HLSPs for November
Updated HLSP November was a quiet month for MAST! We had only one update: to the TICA collection. TICA quick-look calibrated full frame images from the following orbits are now available at MAST: Sector 85, Orbits 1A, 1B, and 2A, and 2B. This sector is now complete. Example calibrated full frame image from Sector 27, Camera 1, CCD 1.