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Tune your radio: Galaxies sing when forming stars

A team led from the Instituto de Astrofísica de Canarias (IAC) has found the most precise way ever to measure the rate at which stars form in galaxies using their radio emission at 1-10 Gigahertz frequency range.

date19 hours ago in Astronomy
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Mapping the family tree of stars

Astronomers are borrowing principles applied in biology and archaeology to build a family tree of the stars in the galaxy. By studying chemical signatures found in the stars, they are piecing together these evolutionary trees ...

dateFeb 20, 2017 in Astronomy
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Dating the Milky Way's disc

When a star like our sun gets to be very old, after another seven billion years or so, it will no longer be able to sustain burning its nuclear fuel. With only about half of its mass remaining, it will shrink to a fraction ...

dateFeb 20, 2017 in Astronomy
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Juno to remain in current orbit at Jupiter

NASA's Juno mission to Jupiter, which has been in orbit around the gas giant since July 4, 2016, will remain in its current 53-day orbit for the remainder of the mission. This will allow Juno to accomplish its science goals, ...

dateFeb 19, 2017 in Space Exploration
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Hubble spotlights a celestial sidekick

This image was captured by the NASA/ESA Hubble Space Telescope's Advanced Camera for Surveys (ACS), a highly efficient wide-field camera covering the optical and near-infrared parts of the spectrum. While this lovely image ...

dateFeb 17, 2017 in Astronomy
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Churchill's search for ET

War correspondent, statesman, astronomer. Stargazing may not be what Winston Churchill is best remembered for, but a treatise he wrote on extraterrestrial life has revealed his scientific acumen six decades later.

dateFeb 15, 2017 in Space Exploration
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Researchers pinpoint watery past on Mars

Researchers from Trinity College Dublin have discovered a patch of land in an ancient valley on Mars that appears to have been flooded by water in the not-too-distant past. In doing so, they have pinpointed a prime target ...

dateFeb 15, 2017 in Space Exploration
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No close partner for young, massive stars in Omega Nebula

Astronomers from Leuven (Belgium) and Amsterdam (Netherlands) have discovered that massive stars in the star-forming region M17 (the Omega Nebula) are—against expectations—not part of a close binary. They have started ...

Giant radio galaxy discovered by astronomers

(Phys.org)—An international team of astronomers reports the discovery of a new giant radio galaxy (GRG) associated with the galaxy triplet known as UGC 9555. The newly discovered galaxy turns out to be one of the largest ...

Asteroid resembles Dungeons and Dragons dice

Radar images of asteroid 2017 BQ6 were obtained on Feb. 6 and 7 with NASA's 70-meter (230-foot) antenna at the Goldstone Deep Space Communications Complex in California. They reveal an irregular, angular-appearing asteroid ...

Hubble sees spiral in Andromeda

The Andromeda constellation is one of the 88 modern constellations and should not be confused with our neighboring Andromeda Galaxy. The Andromeda constellation is home to the pictured galaxy known as NGC 7640.

Blue jets studied from ISS

For years, their existence has been debated: elusive electrical discharges in the upper atmosphere that sport names such as red sprites, blue jets, pixies and elves. Reported by pilots, they are difficult to study as they ...

NASA spacecraft prepares to fly to new heights

On Feb. 9, 2017, NASA's Magnetospheric Multiscale mission, known as MMS, began a three-month long journey into a new orbit. MMS flies in a highly elliptical orbit around Earth and the new orbit will take MMS twice as far ...

Experiments call origin of Earth's iron into question
Study details ringed structure of ORC in DNA replication
Chemists improve batteries for renewable energy storage
Nanostraws sample a cell's contents without damage

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