Tag Archive for 'Radio signal'

Artist’s conception of SIMP01365, an object with 12.7 times the mass of Jupiter, but a magnetic field 200 times more powerful than Jupiter’s. Image credit: Chuck Carter, Caltech / NRAO / AUI / NSF.

Free-Floating Exoplanet Has Extremely Strong Magnetic Field

Aug 6, 2018 by News Staff

Astronomers using NSF’s Karl G. Jansky Very Large Array have detected a ‘rogue’ planetary-mass object with a surprisingly powerful magnetic field. Artist’s...

Sulaiman et al found a powerful interaction of plasma waves moving from Saturn to its rings and Enceladus. Image credit: NASA / JPL-Caltech.

Sounds of Saturn: Evidence of Communication between Saturn, Its Rings and Enceladus via Plasma Waves

Jul 10, 2018 by News Staff

NASA’s Cassini spacecraft’s high-inclination Grand Finale orbits offered an unprecedented new view of Saturn and its environment. New research from...

An artist’s conception of a tidal disruption event in the merging galaxy pair Arp 299; background is the Hubble image of Arp 299. Image credit: Sophia Dagnello / NRAO / AUI / NSF / NASA / STScI.

Supermassive Black Hole Destroys Star, Launches Jet of Matter

Jun 15, 2018 by News Staff

A multinational group of astronomers has imaged the formation and expansion of a fast-moving jet of material ejected when the intense gravity of a supermassive...

This artist’s concept of lightning distribution in Jupiter’s northern hemisphere incorporates a JunoCam image with artistic embellishments. Data from NASA’s Juno mission indicates that most of the lightning activity on Jupiter is near its poles. Image credit: NASA / JPL-Caltech / SwRI / JunoCam.

Juno Scientists Solve Mysteries of Jupiter’s Lightning

Jun 7, 2018 by News Staff

Ever since NASA’s Voyager 1 flew past Jupiter in 1979, planetary researchers have wondered about the origin of Jovian lightning. That encounter confirmed...

Astronomers Detect Radio Signals from Star-Eating Black Hole

Mar 20, 2018 by News Staff

Astronomers have detected radio echoes of a supermassive black hole feeding on a star, suggesting the black hole emits a jet of energy proportional to...

Artist’s rendering of how the first stars in the Universe may have looked. Image credit: N.R. Fuller, National Science Foundation.

Astronomers Detect Signal from Universe’s Earliest Stars

Mar 1, 2018 by News Staff

Using the Experiment to Detect Global EoR Signature (EDGES), a small ground-based radio telescope at CSIRO’s Murchison Radio-astronomy Observatory in...

The battery-free phone can sense speech, actuate the earphones, and switch between uplink and downlink communications, all in real time. It is powered by either ambient radio signals or light. Image credit: Mark Stone, University of Washington.

First Battery-Free Cellphone Harvests Power from Ambient Radio Signals, Light

Jul 14, 2017 by News Staff

A team of computer scientists and electrical engineers at the University of Washington has invented a cellphone that requires no batteries and harvests...

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