The Kepler Asteroseismic Science Operations Center provides asteroseismological data from the NASA Kepler mission to astronomers who are members of the Kepler Asteroseismic Science Consortium (KASC).

If you are a member of KASC, please log in below...

In order to have access to the Kepler Asteroseismic data you have to be a member of KASC. Please see the "New KASC member" page on how to become a member.


15th Sep 2017: C13 data is available

...and today it is the C13 data that has been made available for download. As always, remember to take a look at the data release document before diving into the data.

14th Sep 2017: C12 data is available

The C12 data from K2 is now available for download.

26th Aug 2017: C11 data is available

Data from campaign 11 of the K2 mission is now available in KASOC and C12 and C13 will follow very soon. Please note that C11, like C10, was divided into two sub-campaigns designated as C11.1 and C11.2. Please consult the data release notes for details.

Kepler & K2 News

28th Sep 2017: Save the date: Workshop on Dwarf Stars and Clusters with K2, January 16-18, 2018

The K2 Mission and Boston University are convening a small workshop on Dwarf Stars and Clusters with K2, to take place from January 16 to 18, 2018, on the BU campus in Boston, Massachusetts.

The event will highlight the diverse science that K2 has enabled in the areas of cool …

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26th Sep 2017: K2 Cycle 6: Notable objects in Campaigns 17-18-19

Proposals for targets to be observed by K2 in Campaigns 17, 18, and 19 are currently being solicited as part of K2 Guest Observer Cycle 6, with Phase 1 submissions due on October 12, 2017.

The fields of these campaigns will cover roughly 100 square degrees each towards the constellations …

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25th Sep 2017: First version of the K2 Handbook now available

The first version of the K2 Handbook has been released and is available in PDF format via the K2 Documents page at MAST. The K2 handbook describes:

  • Operation of the spacecraft in K2 compared to Kepler.
  • How K2 targets are selected and apertures chosen.
  • How the data is processed by …

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Recently published scientific publications

  • Ian W Roxburgh: Anomalies in the Kepler Asteroseismic Legacy Project Data A re-analysis of 16 Cyg A&B, KIC8379927 and 6 solar-like stars
    Updated: Fri 6th October 2017 12:05.
  • E. Corsaro: Metallicity effect on stellar granulation detected from oscillating red giants in Open Clusters
    Updated: Mon 25th September 2017 17:02.
  • Daniel Huber: Asteroseismology and Gaia: Testing Scaling Relations Using 2200 Kepler Stars with TGAS Parallaxes
    Updated: Thu 21st September 2017 08:57.
  • S. Deheuvels: Near-degeneracy effects on the frequencies of rotationally-split mixed modes in red giants
    Updated: Fri 15th September 2017 11:26.
  • T. R. White: Beyond the Kepler/K2 bright limit with halo photometry: variability in the seven brightest members of the Pleiades
    Updated: Mon 21st August 2017 14:00.
  • O. L. Creevey: Characterizing solar-type stars from full-length Kepler data sets using the Asteroseismic Modeling Portal
    Updated: Thu 3rd August 2017 16:59.
  • T. R. White: Kepler Observations of the Asteroseismic Binary HD 176465
    Updated: Thu 13th July 2017 16:18.

Kepler mission clock

Launch Countdown: