An extraterrestrial spacecraft lurking in a satellite's orbit near Earth would be able to see city lights and pollution in our atmosphere. But what if it searched for signs of life on Earth from afar?
Space Exploration
Jul 21, 2014
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Astronomers have detected a highly collimated, bipolar jet from the so-called Red Square Nebula (RSN) surrounding the B[e]-type star MWC 922. The newly discovered jet could reveal more insights into the nature of the RSN ...
The conventional wisdom of galaxies is that they should have a central massive black hole (CMBH). The presence of such objects has been confirmed in our own galaxy as well as numerous other galaxies, including the Andromeda ...
Astronomy
Oct 17, 2011
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(Phys.org) —An international team led by astronomers in Brazil has used ESO's Very Large Telescope to identify and study the oldest solar twin known to date. Located 250 light-years from Earth, the star HIP 102152 is more ...
Astronomy
Aug 28, 2013
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(PhysOrg.com) -- Two brown dwarf-sized objects orbiting a giant old star show that planets may assemble around stars more quickly and efficiently than anyone thought possible, according to an international team of astronomers.
Astronomy
Dec 21, 2009
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(PhysOrg.com) -- In a single exposure, astronomers were able to confirm the existence of a supermassive black hole in the center of galaxy M84.
Space Exploration
Jan 24, 2011
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The main body of NASA's Europa Clipper spacecraft has been delivered to the agency's Jet Propulsion Laboratory in Southern California. Over the next two years there, engineers and technicians will finish assembling the craft ...
Space Exploration
Jun 7, 2022
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A study published recently in Nature has revealed the presence of a hitherto undetected component of the universe—large masses of gas surrounding distant galaxies. An international team from some 10 scientific institutions ...
Astronomy
Oct 3, 2018
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(Phys.org)—New research conducted by a team of astronomers from the Paris Observatory in Meudon, France and the Notre Dame University – Louaize in Zouk Mosbeh, Lebanon, reveals that a B-type main-sequence star designated ...
(Phys.org)—HD 47366 is an evolved star almost twice as massive as our sun. Located about 260 light years from the Earth, the star is approximately 1.6 billion years old, and, as it turns out, hosts two giant planets with ...
