Astronomers have spotted what appear to be two supermassive black holes at the heart of a remote galaxy
Continuing a history of surprising behavior, material from Comet ISON appeared on the other side of the sun on the evening on Nov. 28, 2013
In the early hours of Nov. 27, 2013, Comet ISON entered the field of view of the European Space Agency/NASA Solar and Heliospheric Observatory.
Black holes can be petite, with masses only about 10 times that of our sun -- or monstrous, boasting the equivalent in mass up to 10 billion suns.
This car has no engine, no transmission and no differential.
The sun emitted its sixth significant flare since Oct. 23, 2013, peaking at 11:26 p.m. EST on Nov. 7, 2013.
According to a recent study published by the National Science Foundation (NSF), state government agency expenditures for research and development (R&D) totaled $1.4 billion
The sun emitted a significant solar flare, peaking at 5:12 p.m. EST on Nov. 5, 2013.
The sun has emitted many coronal mass ejections in the week leading up to Oct. 31, 2013, which merged together over time to pass Mars.
In the early morning hours of Oct. 18, NASA’s Lunar Laser Communication Demonstration (LLCD) made history
Planets rich in carbon, including so-called diamond planets, may lack oceans, according to NASA-funded theoretical research.
After emitting its first significant solar flares since June 2013 earlier in the week, the sun continued to produce mid-level and significant solar flares
At a cosmologically crisp one degree Kelvin (minus 458 degrees Fahrenheit), the Boomerang Nebula is the coldest known object in the Universe
A magnetic filament of solar material erupted on the sun in late September, breaking the quiet conditions in a spectacular fashion.
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