NEAR
Achieves Orbit
2/14/00
At
11:00 a.m. Eastern time, navigation data from the Near Earth
Asteroid Rendezvous spacecraft indicates NEAR has achieved
orbit around asteroid 433 Eros.
At
10:33 a.m., with Eros about 203 miles (327 kilometers) below,
NEAR's small hydrazine thrusters fired for 57 seconds, slowing
the spacecraft's approach to walking speed and easing it into
the asteroid's weak gravitational pull. The rendezvous took
place about 160 million miles (256 million kilometers) from
Earth.
"NEAR
is now the first spacecraft to successfully lock into orbit
around an asteroid," says Mission Director Dr. Robert Farquhar,
from the NEAR Mission Operations Center at the Applied Physics
Laboratory in Laurel, Md. "We're making history here today."
Over
the next 24 hours, instrument data and pictures of the asteroid
taken after the orbit insertion burn will provide more details
about NEAR's precise position around Eros.
Click
here
for a look at NEAR's first close-up picture from Eros, an
impact crater 3 miles (5 kilometers) wide showing lots of
geologic complexity. The scientists are getting excited!
More
than 100 craters may ultimately be found on Eros, giving the
mission team the daunting challenge of naming them all. The
team could use a little help, so they are asking the public
to suggest crater names. The selection process will follow
rules laid down by the International Astronomical Union (IAU)
to ensure that the names chosen are appropriate and worthy.
The Planetary Society is overseeing the naming game. Click
here
to find out how to submit your suggestions.
For
more information on the NEAR mission, go to the NEAR
Home Page.
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