Short items of interest to the interstellar exploration community.

27Mar/18

March 27, 2018 updates

Life in the Universe https://smartech.gatech.edu/handle/1853/59430 Geocentrism and the Astrobiological Context of the Human Condition http://geopolicraticus.tumblr.com/post/172303464882/geocentrism-and-the-astrobiological-context-of-the NASA reveals major delay for $8-billion Hubble successor https://www.nature.com/articles/d41586-018-03863-5 Decrease in Hysteresis of Planetary Climate for Planets

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26Mar/18

March 26, 2018 updates

New Assumptions to Guide SETI Research https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20180001925.pdf The Relation Between Arrested Civilizations and Their Biospheres http://geopolicraticus.tumblr.com/post/172215561112/the-relation-between-arrested-civilizations-and OSIRIS-REx Encounters Earth: Signatures of a Habitable World https://www.hou.usra.edu/meetings/lpsc2018/pdf/1240.pdf A comprehensive understanding of planet formation is

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23Mar/18

March 23, 2018 updates

Fingerprinting Non-Terran Biosignatures https://www.liebertpub.com/doi/full/10.1089/ast.2017.1712 Organic Haze as a Biosignature in Anoxic Earth-like Atmospheres https://www.liebertpub.com/doi/10.1089/ast.2017.1666 The Effect of Varying Atmospheric Pressure upon Habitability and Biosignatures of Earth-like Planets https://www.liebertpub.com/doi/10.1089/ast.2016.1632 The Habitability of Proxima

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22Mar/18

March 22, 2018 updates

A Search for Extraterrestrial Intelligence (SETI) toward the Galactic Anticenter with the Murchison Widefield Array http://iopscience.iop.org/article/10.3847/1538-4357/aab363 KELT-22Ab: A Massive Hot Jupiter Transiting a Near Solar Twin https://arxiv.org/abs/1803.07559 Optimal Target Stars in the

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21Mar/18

March 21, 2018 updates

First space mission dedicated to exoplanet atmospheres gets green light https://www.nature.com/articles/d41586-018-03445-5 The Dinosaur in the Detail: High Order Harmonics in the Light Curves of Eccentric Planetary Systems https://arxiv.org/abs/1803.07078 On the Terminal Rotation

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20Mar/18

March 20, 2018 updates

Inward migration of the TRAPPIST-1 planets as inferred from their water-rich compositions https://www.nature.com/articles/s41550-018-0411-6 Relativistic Spacecraft Propelled by Directed Energy http://iopscience.iop.org/article/10.3847/1538-3881/aaafd2 A Population Study of Gaseous Exoplanets https://arxiv.org/abs/1704.05413 Robo-AO Kepler Survey. IV. The

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19Mar/18

March 19, 2018 updates

The Telltale Heartbeat: Detection and Characterization of Eccentric Orbiting Planets via Tides on their Host Star https://arxiv.org/abs/1803.05917 Earth: Atmospheric Evolution of a Habitable Planet https://arxiv.org/abs/1803.05967 Orbital migration and Resonance Offset of the

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16Mar/18

March 16, 2018 updates

Using Ground-Based Telescopes to Mature Key Technologies and Advance Science for Future NASA Exoplanet Direct Imaging Missions https://arxiv.org/abs/1803.05453 Detection of Exoplanets Using the Transit Method https://arxiv.org/abs/1803.05565 The GAPS Programme with HARPS-N at

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15Mar/18

March 15, 2018 updates

The Transiting Exoplanet Community Early Release Science Program for JWST https://arxiv.org/abs/1803.04985 Stellar obliquities and magnetic activities of Planet-Hosting Stars and Eclipsing Binaries based on Transit Chord Correlation https://arxiv.org/abs/1803.05000 Three small planets transiting

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14Mar/18

March 14, 2018 updates

Possible Photometric Signatures of Moderately Advanced Civilizations: The Clarke Exobelt http://iopscience.iop.org/article/10.3847/1538-4357/aaae66 Spitzer Opens New Path to Break Classic Degeneracy for Jupiter-Mass Microlensing Planet OGLE-2017-BLG-1140Lb https://arxiv.org/abs/1803.04437 Key Technology Challenges for the Study of

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