No, astronomers did not just claim that 'Oumuamua is an extraterrestrial probe
reposted from astrobites.org
Posted on November 7, 2018
Title: Could Solar Radiation Pressure Explain ‘Oumuamua’s Peculiar Acceleration?
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Tags:
Oumuamua, asteroids, comets, extra-terrestrial-intelligence, light sails, solar system
Directly measuring the mass of an imaged planet
reposted from astrobites.org
Posted on September 21, 2018
Title: The mass of the young planet Beta Pictoris b through the astrometric motion of its host star
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Tags:
astrometry, Beta-Pictoris, direct-imaging, exoplanets, Gaia, Jupiter-like-exoplanets
Cool Stars 20
reposted from astrobites.org
Posted on August 3, 2018
Tags:
Brown-Dwarfs, Conference, cool-stars, M-dwarfs, stars, stellar-systems, Sun
SPIE From the Perspective of a Non-Instrumentalist
reposted from astrobites.org
Posted on June 25, 2018
Continuing on the thread from Friday’s post, today’s post is also about the recent SPIE Astronomical Telescopes and Instrumentation conference that took place a few weeks ago in Austin, TX. As the title says, I’m not an instrumentalist so normally I would not attend this conference. But, since I live in Austin and SPIE was kind enough to offer astrobites press credentials, I went for one day. (You can find another post on this year’s conference here and on the same conference two years ago here.)
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Tags:
equity-and-inclusion, instrumentation, interferometry, optical-interferometry, space-missions, spie
A classic optics experiment, in space with asteroids and AGNs!
reposted from astrobites.org
Posted on May 16, 2018
Title: Radio interferometric observation of an asteroid occultation
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Tags:
asteroids, diffraction, Interferometry, occultations, radio-astrometry
