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Overview
of Solar Flare Theory:
This short overview on solar flares tells you what physical phenomena HESSI will observe.
HESSI Proposal:
You have some time to study the details? Then look at the complete
HESSI proposal for more information
Hard Facts:
The fact sheet gives you an overview
of HESSI by the numbers.
Links:
HESSI is a collaboration between different institutions.
HESSI-related sites
are located at:
-The NASA/Goddard
Space Flight Center in Greenbelt, MD
-The Paul Scherrer Institute in Switzerland
-The UCB/Space Sciences Laboratory in Berkeley, CA
-Spectrum
Astro in Gilbert, AZ
Mission Status
and Events
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-Small
Explorer (SMEX) Science Missions Selected Phase
A study completed on January 20, 1998 and presented to
NASA.
-Phase A study approved by NASA on February 23, 1998 and Phase B begins...
 -Ground Station construction at SSL
The
dish arrives... October 4, 1999
 -Spacecraft
Bus arrives at SSL from Spectrum
Astro. January 16, 2000
-HESSI Sustains
Damage During Vibration Testing. Press
release on incident available. Photos
and video clips of spacecraft before the mishap are
available here. March
21, 2000 -Review
board finds cause of HESSI mishap. Press
release available. May
12, 2000
-The Goddard Program Management
Council gives HESSI the go-ahead after reviewing the
mission's viability following the mishap in
March. See "Status & Events" for timeline of events since
then.
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