(Phys.org) —A pair of astronomers with the University of California has demonstrated via computer simulation that the reason some hot or warm Jupiter exoplanets orbit their star so closely is because they are pulled there ...
Similar in size and often referred to as twin planets, Earth and Venus evolved from common origins into two contrasting worlds - one dry and inhospitable, the other wet and teeming with life.
Space Exploration
May 29, 2013
3
0
(Phys.org)—The Universe is filled with mysterious objects. Many of them are as strange as they are beautiful. Among these, planetary nebulae are probably one of the most fascinating objects to behold in the night sky. No ...
Astronomy
Oct 12, 2012
5
0
Should regulations for environmental protection be valid beyond our solar system? Currently, extra-terrestrial forms of life are only deemed worth protecting if they can be scientifically investigated. But what about the ...
Astronomy
Jan 25, 2019
3
17
They reveal the origin of wine, the age of bones and fossils, and they serve as diagnostic tools in medicine. Isotopes and isotopologues—molecules that differ only in the composition of their isotopes—also play an increasingly ...
Astronomy
Nov 7, 2023
0
100
In 2023, amateur astronomer Dana Patchick was looking through images from the Wide-field Infrared Survey Explorer archive and discovered a diffuse, circular object in the constellation of Cassiopeia.
Astronomy
Nov 16, 2023
0
74
Stars form from the gas and dust in molecular clouds via a series of complex processes that are currently only partly understood, and the evolution of these clouds drives the evolution of the stellar populations in the universe. ...
Astronomy
Apr 1, 2019
1
260
Using the Nordic Optical Telescope (NOT), astronomers have investigated a planetary nebula known as NGC 6905 and its central star. Results of the study, presented in a paper published October 18 on the arXiv pre-print server, ...
Astronomers this month released the largest collection of sharp, detailed images of debris disks around young stars, showcasing the great variety of shapes and sizes of stellar systems during their prime planet-forming years. ...
Astronomy
Jun 24, 2020
0
279
(Phys.org) —It may look like something from "The Lord of the Rings," but this fiery swirl is actually a planetary nebula known as ESO 456-67. Set against a backdrop of bright stars, the rust-colored object lies in the constellation ...
Astronomy
Mar 4, 2013
41
0
