Maïssa Salama et al 2021 AJ 162 102
An infrared survey with the goal of directly imaging substellar companions yields 121 companion candidates, with five potential substellar companions highlighted for followup.
Stefano Pantaleone et al 2021 ApJ 917 49
New simulations of how H2 molecules form on icy grains may solve a persistent mystery of how another common molecule — CO — winds up in gaseous form in molecular clouds.
Peter Gao and Diana Powell 2021 ApJL 918 L7
The shaded night-side hemispheres of hot Jupiters appear to contain silicate compounds, which may produce spectral features strong enough to be observed with future space telescopes.
Christina Hedges et al 2021 AJ 162 107
Photometry can be extracted from Kepler and TESS data using a new method that blends the speed of simple aperture photometry with the accuracy of point-spread-function fitting.
Zachary P. Vanderbosch et al 2021 ApJ 917 41
Follow-up observations of a white dwarf suspected of hosting circumstellar debris reveal variability with two distinct periods, potentially due to two clumps of dusty debris, like comets or asteroids.
Abigail M. Rymer et al 2021 Planet. Sci. J. 2 184
A new Flagship-class mission concept includes a 12-year cruise to Neptune, four years orbiting the ice giant and observing its moon, Triton, and an atmospheric entry probe.