HEASARC Staff Scientist Position - Applications are now being accepted for a Staff Scientist with significant experience and interest in the technical aspects of astrophysics research, to work in the High Energy Astrophysics Science Archive Research Center (HEASARC) at NASA Goddard Space Flight Center (GSFC) in Greenbelt, MD. Refer to the AAS Job register for full details.

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What's New

May 23, 2023 Release of the catalog containing the thermal plasma emission measure and temperature for the warm and hot components of the HaloSat Circumgalactic Medium (CGM) fields as well as the equivalent OVII and OVIII line emission for each component.
May 1, 2023 All Halosat data collected during the science operations from Oct 15, 2018 and Sep 29, 2020. were reprocessed (version hsuf_20221026) and now available from the HEASARC archive. The analysis guide and the backgroud notes have been updated. The reprocessing document explains in detail the changes for the final data processing as well as the changes included in the arf.

Dec 14 2022 Release of a report on the Halosat background and an update of the data analysis guide
Feb 14, 2022 Release of a report on the in-flight calibration and an update of the data analysis guide
Feb 12, 2021 The complete HaloSat data archive is now available from the HEASARC.
This release includes all data collected during the science operations
from Oct 15, 2018 and Sep 29, 2020. The observations include 415 fields covering all the sky.

Jan 5, 2021 Thomas Zurbuchen Tweet on the HaloSat reentry
Jan 4, 2021 HaloSat reentered Earth's atmosphere on January 4, 2021. More
Apr 2, 2020 HaloSat archive opens at the HEASARC
Sep 24, 2019 Operations extended till end of Jun 2020
Oct 2018 Start science operations
Aug 18, 2018 First Light
Jul 13, 2018 Deployed from the space station into orbit
May 21, 2018 Launch from the Mid-Atlantic Regional Spaceport Launch Pad 0A on an Antares 230 launch vehicle

Iowa whatnew page recovered from webarchive since the website closed in 2022.

Latest News

May 23, 2023

The catalog with the fitting results of the HaloSat Circumgalactic Medium (CGM) fields is now available in the archive.

May 1, 2023

All Halosat data collected during the science operations from Oct 15, 2018 and Sep 29, 2020 were reprocessed (version hsuf_20221026) and are now available from the HEASARC archive. More details are available in the reprocessing page

Dec 14 2022

Release of a report on the Halosat background and an update of the data analysis guide

Feb 14, 2022

Release of a report on the in-flight calibration and an update of the data analysis guide

Feb 12, 2021

The complete HaloSat data archive is now available from the HEASARC. This release includes all data collected during the science operations from Oct 15, 2018 and Sep 29, 2020. The observations include 415 fields covering all the sky.

Jan 4, 2021.

HaloSat reentered Earth's atmosphere on January 4, 2021 marking the end of the satellites nearly two and a half year orbit. More on HaloSat

Apr 15, 2020.

HaloSat archive opens

» More News