552 citations · 16.5k across the 268 of their papers we have counts for
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The most luminous blue quasars at . I. A tale of two X-ray populations
E. Nardini, E. Lusso, G. Risaliti +8
(abridged) We present the X-ray analysis of a sample of 30 luminous quasars at with deep XMM-Newton observations, selected from the SDSS-DR7 to be representative o…
The soft X-ray counterpart of Hanny's Voorwerp near IC 2497
G. Fabbiano, M. Elvis
We report the detection in Chandra ACIS archival data of an elongated soft (<3 keV) X-ray feature tp the south of the Compton Thick Active Galactic Nucleus (CT AGN) galaxy IC 2497,…
How much of the Solar System should we leave as Wilderness?
Martin Elvis, Tony Milligan
"How much of the Solar System should we reserve as wilderness, off-limits to human development?" We argue that, as a matter of policy, development should be limited to one eighth,…
ASIME 2018 White Paper. In-Space Utilisation of Asteroids: Asteroid Composition -- Answers to Questions from the Asteroid Miners
Amara L. Graps, Angel Abbud-Madrid, Paul Abell +41
In keeping with the Luxembourg government's initiative to support the future use of space resources, ASIME 2018 was held in Belval, Luxembourg on April 16-17, 2018. The goal of ASI…
Cosmic evolution of supermassive black holes: A view into the next two decades
Francesca Civano, Nico Cappelluti, Ryan Hickox +38
The discoveries made over the past 20 years by Chandra and XMM-Newton surveys in conjunction with multiwavelength imaging and spectroscopic data available in the same fields have s…
Exploring Active Supermassive Black Holes at 100 Micro-arcsecond Resolution
Makoto Kishimoto, Theo ten Brummelaar, Douglas Gies +6
Super-high spatial resolution observations in the infrared are now enabling major advances in our understanding of supermassive black hole systems at the centers of galaxies. Infra…