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Published Space solar power technology demo launched into orbit - Space Solar Power Technology Demo Launched into Orbit


The launch represents the first in-situ test of the technology to harvest solar energy in space and...
Published New limit on the definition of a planet proposed - New Limit on the Definition of a Planet Proposed


A planet can be no bigger than about 10 times the size of Jupiter, an astrophysicist has calculated....
Published New research reveals secret to Jupiter's curious aurora activity - New Research Reveals Secret to Jupiter's Curious Aurora Activity


Jupiter's polar cap is threaded in part with closed magnetic field lines rather than entirely with o...
Published A new Tatooine-like multi-planetary system identified - A New Tatooine-Like Multi-Planetary System Identified



An international team of astronomers has announced the second-ever discovery of a multiplanetary cir...
Published Ridgecrest faults increasingly sensitive to solid Earth tides before earthquakes - Ridgecrest Faults Increasingly Sensitive to Solid Earth Tides Before Earthquakes



Faults in the Ridgecrest, California area were very sensitive to solid earth tidal stresses in the y...
Published NASA, ULA launch Lucy Mission to ‘fossils’ of planet formation - NASA, ULA Launch Lucy Mission to ‘Fossils’ of Planet Formation


NASA's Lucy mission, the agency's first to Jupiter's Trojan asteroids, launched from Cape Canaveral...
Published Traces of ancient ocean discovered on Mars - Traces of Ancient Ocean Discovered on Mars



A recently released set of topography maps provides new evidence for an ancient northern ocean on Ma...
Published Rare 'superflares' could one day threaten Earth - Rare 'Superflares' Could One Day Threaten Earth


New research shows that the sun could experience a massive burst of energy called a superflare somet ...
Published Mercury's poles may be icier than scientists thought - Mercury's Poles May Be Icier Than Scientists Thought


A new study identifies three large surface ice deposits near Mercury's north pole, and suggests ther...
Published MESSENGER data suggest recurring meteor shower on Mercury - MESSENGER data suggest recurring meteor shower on Mercury


The closest planet to the sun appears to get hit by a periodic meteor shower, possibly associated wi ...
Published NASA investigates invisible magnetic bubbles in outer solar system - NASA Investigates Invisible Magnetic Bubbles in Outer Solar System


Forty years ago, the twin Voyagers spacecraft were launched to explore the frontiers of our solar sy...
Published Uranus may have two undiscovered moons - Uranus May Have Two Undiscovered Moons


NASA's Voyager 2 spacecraft flew by Uranus 30 years ago, but researchers are still making discoverie...
Published Planet Nine could spell doom for solar system - Planet Nine: A Threat to Our Solar System


The solar system could be thrown into disaster when the sun dies if the mysterious 'Planet Nine' exi ...
Published Astronomers solve temperature mystery of planetary atmospheres - Astronomers Solve Temperature Mystery of Planetary Atmospheres


An atmospheric peculiarity the Earth shares with Jupiter, Saturn, Uranus and Neptune is likely commo...
Published Scientists discover volcanoes on Venus are still active - Scientists Discover Volcanoes on Venus Are Still Active


A new study identified 37 recently active volcanic structures on Venus. The study provides some of t...
Published Unexplained warm layer discovered in Venus' atmosphere - Unexplained Warm Layer Discovered in Venus' Atmosphere


Scientists have found a warm layer in Venus' atmosphere, the nature of which is still unknown. The r...
Published Solar storms trigger Jupiter's 'northern lights' - Solar Storms Trigger Jupiter's 'Northern Lights'


Solar storms trigger Jupiter's intense 'Northern Lights' by generating a new X-ray aurora that is ei...
Published Redness of Neptunian asteroids sheds light on early Solar System - Redness of Neptunian Asteroids Sheds Light on Early Solar System


Asteroids sharing their orbits with the planet Neptune have been observed to exist in a broad spectr...
Published Auroral 'speed bumps' are more complicated, scientists find - Auroral 'Speed Bumps' Are More Complicated, Scientists Find


Researchers find that 'speed bumps' in space, which can slow down satellites orbiting closer to Eart...
Published Pluto's icy heart makes winds blow - Pluto's Icy Heart Makes Winds Blow


A 'beating heart' of frozen nitrogen controls Pluto's winds and may give rise to features on its sur...