cosmology/astrophysics news101iq.com/rca/cosmology-astrophysics-news-201602.pdf ·...
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Cosmology/Astrophysics News
February 17, 2016
for Rose City Astronomers SIG
http://101iq.com/RCA
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Science – January 15, 2016
• Milky Way grew out as it grew up –younger starts in outer parts
– http://www.sciencemag.org/news/2016/01/milky-way-grew-out-it-grew
• Astronomers see ashes of the first stars
– Probed how early giant stars formed heavier elements
– http://science.sciencemag.org/content/351/6270/211
• Sampling the Moon’s atmosphere
– Helium, neon, argon, potassium, sodium…
– http://science.sciencemag.org/content/351/6270/230
– http://science.sciencemag.org/content/351/6270/249
• ASASSN-15lh: A highly super-luminous supernova – most luminous ever found
– http://arxiv.org/abs/1507.03010
http://101iq.com/RCA
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Nature – January 21, 2016
• Unseen planet may lurk near Solar System’s edge
– http://www.nature.com/news/evidence-grows-for-giant-planet-on-fringes-of-solar-system-1.19182
• Antimatter may matter– If antimatter gravitationally repels matter, then dark
energy is not needed – measuring anti-hydrogen– http://www.nature.com/nature/journal/v529/n7586/full/529294a.html
– http://www.nature.com/nature/journal/v529/n7586/full/nature16491.html
• Exposed water ice on the nucleus of comet 67P/Churyumov-Gerasimenko– http://www.nature.com/nature/journal/v529/n7586/full/nature16190.html
http://101iq.com/RCA
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Science – January 22, 2016
• Number 9 – new planet…
– http://science.sciencemag.org/content/351/6271/330.short
http://101iq.com/RCA
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Nature – January 28, 2016
• Physicists split by Hawking paper
– Information loss might be preserved in vacuum– http://www.scientificamerican.com/article/hawking-s-latest-black-hole-paper-splits-physicists/
• The mystery of globular clusters – still mystery– http://www.nature.com/nature/journal/v529/n7587/full/529473a.html
– http://www.nature.com/nature/journal/v529/n7587/full/nature16493.html
http://101iq.com/RCA
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Science – January 29, 2016
• Babylonian astronomers tracked Jupiter using
area under a time-velocity graph
– http://science.sciencemag.org/content/351/6272/482
http://101iq.com/RCA
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• Fungus survives simulated Mars– http://www.nature.com/nature/journal/v530/n7588/full/530008b.html
• Widest-known planetary orbit – 900Kyears
around TYC9486-927-1
– http://arxiv.org/abs/1601.06162
• A homogeneous nucleus for comet
67P/Churyumov-Gerasimenko from its
gravity field– http://www.nature.com/nature/journal/v530/n7588/full/nature16535.html
Nature – February 4, 2016
http://101iq.com/RCA
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Science – February 5, 2016
• Japanese satellite targets the x-ray universe
– http://science.sciencemag.org/content/351/6273/547
http://101iq.com/RCA
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• High stakes for Japan’s space probe –
Astro-H x-ray telescope– http://www.nature.com/news/high-stakes-as-japanese-space-observatory-prepares-for-launch-1.19329
• Exoplanets hidden in the gaps – plenet
formation in dust and gas disks– http://www.nature.com/nature/journal/v530/n7589/full/530169a.html
Nature – February 11, 2016
http://101iq.com/RCA
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Science – February 12, 2016
• Triumph for gravitational wave hunt– http://science.sciencemag.org/content/351/6274/645
http://101iq.com/RCA
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Scientific American – February 2016
• Last Call: Will WIMPs Show Their Faces?– http://www.scientificamerican.com/article/last-call-will-wimps-show-their-faces-in-the-latest-dark-matter-experiment/
• Space Jellies– http://www.nature.com/scientificamerican/journal/v314/n2/full/scientificamerican0216-21.html
• The Search for Planet X– http://www.nature.com/scientificamerican/journal/v314/n2/full/scientificamerican0216-30.html
• My life as a Comet Hunter – David H Levy– http://www.nature.com/scientificamerican/journal/v314/n2/full/scientificamerican0216-70.html
http://101iq.com/RCA
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Detection of Gravity Waves!• Technical paper:
– http://101iq.com/RCA/PhysRevLett.116.061102.pdf
• Article:
– http://www.aps.org/publications/apsnews/updates/waves.cfm
• AAAS Science links:
– http://www.sciencemag.org/tags/gravitational-waves
• Nature links:
– http://www.nature.com/news/gravitational-waves-1.19321
• Short video:
– http://www.youtube.com/watch?v=gw-i_VKd6Wo
• Long video:
– http://www.youtube.com/watch?v=_582rU6neLc
• LIGO papers:
– http://101iq.com/RCA/LIGO_connfiguration_Amaldiv2_Weinstein.pdf
– http://101iq.com/RCA/Path_to_Advanced_LIGO_0902.0381.pdf
– http://101iq.com/RCA/Path_to_Advanced_LIGO_0902.0381.pdf
• Advanced LIGO
– https://www.advancedligo.mit.edu/overview.html
– https://www.advancedligo.mit.edu/summary.html
http://101iq.com/RCA