EXTRA SOLAR

2,688 articles

How to Spin a Disk Around Young Protostars
Sep 09, 2019 (SPX)
But there are still many open questions about the details of this process, e.g., what is the role of angular momentum in disk formation or how does the circum-s...
Planetary collisions can drop the internal pressures in planets
Sep 05, 2019 (SPX)
The impacts, such as the one that is thought to have caused the formation of the earth's moon roughly 4.5 billion years ago, could cause random fluctuations in ...
Potassium Detected in an Exoplanet Atmosphere
Sep 05, 2019 (SPX)
Ever since the earliest theoretical predictions 20 years ago, the chemical elements potassium and sodium were expected to be detectable in atmospheres of "hot J...
Hints of a volcanically active exomoon
Aug 30, 2019 (SPX)
"It would be a dangerous volcanic world with a molten surface of lava, a lunar version of close-in super-Earths like 55 Cancri-e," says Apurva Oza, postdoctoral...
Exoplanets Can't Hide Their Secrets from Innovative New Instrument
Aug 30, 2019 (SPX)
In an unprecedented feat, an American research team discovered hidden secrets of an elusive exoplanet using a powerful new instrument at the 8-meter Gemini Nort...
Deep-sea sediments reveal solar system chaos: An advance in dating geologic archives
Aug 30, 2019 (SPX)
The same goes for climate cycles. The cycles in daily and annual sunlight cause the familiar diel swings in temperature and the seasons. On geologic time scales...
Canadian astronomers determine Earth's fingerprint
Aug 29, 2019 (SPX)
For example, researchers have programmed supercomputers to simulate the motion of billions of particles through billions of years of cosmic time, a procedure kn...
Newly Discovered Giant Planet Slingshots Around Its Star
Aug 28, 2019 (SPX)
"This planet is unlike the planets in our solar system, but more than that, it is unlike any other exoplanets we have discovered so far," says Sarah Blunt, a Ca...
The dark side of extrasolar planets share surprisingly similar temperatures
Aug 28, 2019 (SPX)
Using data from the Spitzer Space and the Hubble Space telescopes, the researchers from the McGill Space Institute found that the nightside temperature of 12 ho...
Study shows some exoplanets may have greater variety of life than exists on Earth
Aug 23, 2019 (SPX)
The discovery of exoplanets has accelerated the search for life outside our solar system. The huge distances to these exoplanets means that they are effectively...
A second planet in the Beta Pictoris System
Aug 20, 2019 (SPX)
The Beta Pictoris system has fascinated astronomers for the last 30 years since it enables them to observe a planetary system in the process of forming around i...
A rare look at the surface of a rocky exoplanet
Aug 20, 2019 (SPX)
This exoplanet discovery, published in the journal Nature, is just the latest in a series of nearly 700 refereed exoplanet publications relying on IRAC since 20...
Study: NASA data shows Earth-sized exoplanet lacks atmosphere
Aug 19, 2019 (UPI)
The study published in the journal Nature found that the Earth-sized exoplanet known as LHS 3844b is hot, with no gasses surrounding it, similar to Mercury, and...
Does ET exist ponders UVA astronomer
Aug 19, 2019 (SPX)
University of Virginia astronomer Kelsey Johnson recently weighed in with a commentary for Scientific American. Here's what she has to say for readers of UVA To...
New Gold Open Access Planetary Science Journal Launched
Aug 16, 2019 (SPX)
This online publication is being launched by the American Astronomical Society (AAS), the major organization of professional astronomers in North America, in co...
How Many Earth-like Planets Are Around Sun-like Stars
Aug 15, 2019 (SPX)
Thousands of planets have been discovered by NASA's Kepler space telescope. Kepler, which was launched in 2009 and retired by NASA in 2018 when it exhausted its...
NASA plans for Webb to zero in on TRAPPIST-1 atmospheres within a year of launch
Aug 14, 2019 (SPX)
The study, led by Jacob Lustig-Yaeger, a UW doctoral student in astronomy, finds that the James Webb telescope, set to launch in 2021, might be able to learn ke...
Fluorescent glow may reveal hidden life in the cosmos
Aug 14, 2019 (SPX)
"Biofluorescent Worlds II: Biological Fluorescence Induced by Stellar UV Flares, a New Temporal Biosignature," was published in Monthly Notices of the Royal Ast...
How astronomers chase new worlds in TESS data
Aug 14, 2019 (SPX)
Teske uses the Magellan II telescope at Las Campanas Observatory in Chile to locate planets outside our solar system, or exoplanets, and find out what they are ...
Timeline suggests 'giant planet migration' was earlier than predicted
Aug 12, 2019 (UPI)
At some point in the earliest days of the solar system, the largest planets began moving from the inner to the outer solar system. Scientists don't know why it ...
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