Results 91 to 100 of about 299,348 (228)

Observations of the Planet Venus, with a 6-inch Silvered Glass Reflector [PDF]

, 1872
Robert M. Langdon
openalex   +1 more source

Exploring toroidal anvil profiles for larger sample volumes above 4 Mbar

Scientific Reports
With the advent of toroidal and double-stage diamond anvil cells (DACs), pressures between 4 and 10 Mbar can be achieved under static compression, however, the ability to explore diverse sample assemblies is limited on these micron-scale anvils. Adapting
Claire C. Zurkowski, Jing Yang, Francesca Miozzi, Suzy Vitale, Earl. F. O.’Bannon, Zsolt Jenei, Stella Chariton, Vitali Prakapenka, Yingwei Fei   +8 more
doaj   +1 more source

On Photographing the Spectra of the Stars and Planets 2 [PDF]

, 1879

openalex   +1 more source

Effects of Collisions with Rocky Planets on the Properties of Hot Jupiters

, 2012
Observed Hot Jupiters exhibit a wide range of physical properties. For a given mass, many planets have inflated radii, while others are surprisingly compact and may harbor large central cores.
Abramowitz M., Chandrasekhar S., Fred C. Adams, Kassandra R. Anderson, Phillips A. C.   +4 more
core   +1 more source

Reading the Stars of the Renaissance. Fritz Saxl and Astrology [PDF]

Journal of Art Historiography, 2011
This article discusses Fritz Saxl’s publications on astrological images from the western Middle Ages and Renaissance, from his early study on the representation of the planets (1912), via his catalogues of astrological and mythological manuscripts (1915 ...
Rembrandt Duits
doaj  

The Grand Challenges of Exoplanets

Frontiers in Astronomy and Space Sciences, 2020
Steve B. Howell
doaj   +1 more source

The I-Love Universal Relation for Polytropic Stars Under Newtonian Gravity

Galaxies
The moment of inertia and tidal deformability of idealized stars with polytropic equations of state (EOSs) are numerically calculated under both Newtonian gravity and general relativity (GR).
Rui Xu, Alejandro Torres-Orjuela, Pau Amaro Seoane   +2 more
doaj   +1 more source

Observations of the Planet Mars2 [PDF]

, 1892

openalex   +1 more source

Planet at the crossroads [PDF]

Science, 2014
When we think of nature in 2014, chances are that protected areas come to mind: Amazonian rainforests teeming with wildlife, the sweeping plains of the Serengeti, or an Alpine lake surrounded by glaciers. But the world's protected areas are at a crossroads, and next month, when the International Union for Conservation of Nature (IUCN) convenes its once-
openaire   +3 more sources

On the Albedo of the Planets and Their Satellites [PDF]

, 1916
Henry Norris Russell
openalex   +1 more source