Proof that some galaxies are LIERs
You might think that astronomers could easily tell the difference between a black hole and a white dwarf – but nature can be deceptive.
You might think that astronomers could easily tell the difference between a black hole and a white dwarf – but nature can be deceptive.
Astronomy
Jan 10, 2016
2
1563
With all my enthusiasm for humanity's future in space, there's one glaring problem. We're soft meat bags of mostly water, and those other stars are really really far away. Even with the most optimistic spaceflight technologies ...
Astronomy
Dec 8, 2015
2
104
Astronomers have used modern techniques to visualise data from ESA's Hipparcos space astrometry mission in three dimensions. The treatment of the data has offered insights into the distribution of nearby stars and uncovered ...
Astronomy
Nov 16, 2015
0
523
Astronomers have discovered a mysterious dwarf planet that is three times farther away than Pluto and believed to be the most distant object in our solar system.
Astronomy
Nov 11, 2015
25
1459
Astronomers are a step closer to understanding the evolution of galaxies, thanks to new research that compares the chemical make-up of distant galaxies to those in our own galactic back yard.
Astronomy
Jun 1, 2015
11
175
A team of astronomers using ground-based telescopes in Hawaii, California, and Arizona recently discovered a planetary system orbiting a nearby star that is only 54 light-years away. All three planets orbit their star at ...
Astronomy
Apr 28, 2015
0
2649
A Carnegie-based search of nearby galaxies for their oldest stars has uncovered two stars in the Sculptor dwarf galaxy that were born shortly after the galaxy formed, approximately 13 billion years ago. The unusual chemical ...
Astronomy
Mar 23, 2015
0
64
A telescope will soon allow astronomers to probe the atmosphere of Earthlike exoplanets for signs of life. To prepare, Lisa Kaltenegger and her team are modeling the atmospheric fingerprints for hundreds of potential alien ...
Astronomy
Feb 17, 2015
2
85
Most galaxies, including our own Milky Way, have been influenced by an interaction with another galaxy at some time in their past. Interactions between galaxies can trigger an increase in star-formation activity as well an ...
Astronomy
Feb 2, 2015
1
79
The NASA/ESA Hubble Space Telescope has captured this striking view of spiral galaxy NGC 7714. This galaxy has drifted too close to another nearby galaxy and the dramatic interaction has twisted its spiral arms out of shape, ...
Astronomy
Jan 29, 2015
3
51