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Giant ‘Mirror’ Planets Found in First-of-Its-Kind Experiment 0
- From Around the Web, Space
- June 30, 2017
If confirmed, the shiny new worlds may help astronomers better understand how strange planets known as hot Jupiters are created.

By David Aragorn
Rare extreme helium star identified by astronomers 0
- From Around the Web, Space
- June 29, 2017
Astronomers have identified another rare example of an extreme helium star.

By David Aragorn
Chandra Samples Galactic Goulash 0
- From Around the Web, Space
- June 27, 2017
What would happen if you took two galaxies and mixed them together over millions of years? A new image including data from NASA’s Chandra X-ray Observatory reveals the cosmic culinary outcome.

By David Aragorn
Buckyballs mysteriously show up in cold space and warp starlight 0
- From Around the Web, Space
- June 27, 2017
Astrophile is Joshua Sokol’s monthly column on curious cosmic objects, from the solar system to the far reaches of the multiverse

By David Aragorn
Astronomers discover bubble-like structure associated with the pulsar PSR J1015−5719 0
- From Around the Web, Space
- June 26, 2017
Astronomers have recently identified a peculiar bubble-like structure associated with an energetic pulsar known as PSR J1015−5719. The newly found feature, designated G283.1−0.59, is most likely a polar wind nebula. The findings were presented June 9 in a paper published on the arXiv pre-print server.

By David Aragorn
Mars-to-Earth-Mass Planet May Lurk in Outer Solar System: Planet 10 0
- From Around the Web, Space
- June 24, 2017
An unknown Mars-to-Earth-mass planet may lurk in the outer reaches of the Solar System.

By David Aragorn
On the dynamical nature of Saturn’s North Polar hexagon 0
- From Around the Web, Space
- June 23, 2017
An explanation of long-lived Saturn’s North Polar hexagonal circumpolar jet in terms of instability of the coupled system polar vortex – circumpolar jet is proposed in the framework of the rotating shallow water model, where scarcely known vertical structure of the Saturn’s atmosphere is averaged out.

By David Aragorn
General relativity passes test at Milky Way’s central black hole 0
- From Around the Web, Space
- June 23, 2017
Einstein’s greatest theory has aced another test. Two stars are speeding around the big black hole at the Milky Way’s core in just the way his general theory of relativity predicted.

By David Aragorn
Jupiter Now Has 69 Moons 0
- From Around the Web, Space
- June 22, 2017
Our local gas giant has two more natural satellites added to its roster

By David Aragorn
Hubble Captures Massive Dead Disk Galaxy that Challenges Theories of Galaxy Evolution 0
- From Around the Web, Space
- June 22, 2017
By combining the power of a “natural lens” in space with the capability of NASA’s Hubble Space Telescope, astronomers made a surprising discovery—the first example of a compact yet massive, fast-spinning, disk-shaped galaxy that stopped making stars only a few billion years after the big bang.

By David Aragorn