NASA weighs delaying WFIRST to fund JWST overrun
https://spacenews.com/nasa-weighs-delaying-wfirst-to-fund-jwst-overrun/
A more comprehensive habitable zone for finding life on other planets
https://arxiv.org/abs/1807.09504
Planets around evolved intermediate-mass stars in open clusters II. Are there really planets around IC4651No9122, NGC2423No3 and NGC4349No127?
https://arxiv.org/abs/1807.09608
Chemistry During the Gas-rich Stage of Planet Formation
https://arxiv.org/abs/1807.09635
On the co-orbital motion in the three-body problem: existence of quasi-periodic horseshoe-shaped orbits
https://arxiv.org/abs/1806.07262