567 citations · 2.9k across the 35 of their papers we have counts for
3 papers · 1 filter
The White Dwarf Opportunity: Robust Detections of Molecules in Earth-like Exoplanet Atmospheres with the James Webb Space Telescope
Lisa Kaltenegger, Ryan J. MacDonald, Thea Kozakis +4
The near-term search for life beyond the solar system currently focuses on transiting planets orbiting small M dwarfs, and the challenges of detecting signs of life in their atmosp…
The edge of space: Revisiting the Karman Line
Jonathan C. McDowell
In this paper I revisit proposed definitions of the boundary between the Earth's atmosphere and outer space, considering orbital and suborbital trajectories used by space vehicles.…
Ultra-Low Delta-v Objects and the Human Exploration of Asteroids
Martin Elvis, Jonathan McDowell, Jeffrey A. Hoffman +1
Missions to near-Earth objects (NEOs) are key destinations in NASA's new "Flexible Path" approach. NEOs are also of interest for science, for the hazards they pose, and for their r…