From the past

It appears the path to becoming a black hole is more complex than astronomers thought. Rather than exploding into a supernova before collapsing into a black hole, as expected, one giant star skipped the pyrotechnics and went straight to the collapse.
source: space.com
26 May 2017
Image of the Day
An impact site on the surface of Mars looks like a fantastical alien wonderland in this colorful image from NASA's Mars Reconnaissance Orbiter.
source: space.com
NASA will hold a teleconference at 10 a.m. EDT (1400 GMT) today, May 26, to preview the big science riding on the next SpaceX Dragon cargo ship launching to the International Space Station. Listen live here!
source: space.com
Jupiter's deep interior appears to be as strange and otherworldly as the gas giant's exterior, new observations by NASA's Juno spacecraft suggest.
source: space.com
During its initial data-collecting dive over Jupiter's poles on Aug. 27, 2016, Juno captured the first-ever photo of the giant planet's faint ring system from the inside, mission team members revealed Thursday (May 25).
source: space.com
There are good reasons to watch the 2017 total solar eclipse at the edge of the moon’s shadow rather than the center of the "path of totality."
source: space.com
The Hertzsprung-Russell diagram allows astronomers to map out the complete life history of a star. Learn all about this famous diagram in the fifth episode of "We Don't Planet."
source: space.com
NASA's powerful Solar Dynamics Observatory may seem to have a boring job: staring at the sun as a space weather sentinel. But every now and then, the observatory gets a lunar surprise to break up the routine.
source: space.com
This summer, try and catch one of the night sky's most spectacular and accessible shows — a meteor shower.
source: space.com
Over 700 volunteer citizen scientists have helped identify more than 30,000 celestial objects, including a star explosion that occurred 970 million years ago, hundreds of millions of years before dinosaurs emerged on Earth.
source: space.com
Early science results from NASA’s Juno mission to Jupiter portray the largest planet in our solar system as a complex, gigantic, turbulent world, with Earth-sized polar cyclones, plunging storm systems that travel deep into the heart of the gas giant.
source: NASA.gov
Media are invited to NASA’s Johnson Space Center in Houston to view the James Webb Space Telescope and talk to experts about upcoming cryogenic vacuum tests at 10:15 a.m. CDT Wednesday, May 31.
source: NASA.gov
The inquiry into the crash-landing of the ExoMars Schiaparelli module has concluded that conflicting information in the onboard computer caused the descent sequence to end prematurely.
source: ESA.int
A conversation with Jessie Dotson, project scientist for the Kepler spacecraft’s K2 mission at NASA’s Ames Research Center in Silicon Valley.
source: NASA.gov
Astronomers use NASA's Kepler Space Telescope to confirm the orbital period of the outermost TRAPPIST-1 planet.
source: NASA.gov
This illustration shows a hypothetical planet covered in water around the binary star system of Kepler-35A and B. With two suns in its sky, Luke Skywalker's home planet Tatooine in "Star Wars" looks like a parched, sandy desert world. In real life, we know that two-star systems can indeed support planets.
source: NASA.gov
After nearly 13 years in orbit around Saturn, the international Cassini–Huygens mission is about to begin its final chapter: the spacecraft will perform a series of daring dives between the planet and its rings, leading to a dramatic final plunge into Saturn's atmosphere on 15 September. 
source: ESA.int
Three extraordinary planet-hunters have been recognized by TIME Magazine as this year’s top 100 most influential people: Natalie Batalha from NASA’s Ames Research Center in California’s Silicon Valley; Michael Gillon from the University of Liège in Belgium; and Guillem Anglada-Escudé from the Queen Mary University in London.
source: NASA.gov
NASA's Kepler Mission Planet-Hunter Natalie Batalha Named to Time Magazine's 100 Most Influential List
source: NASA.gov
Two veteran NASA missions are providing new details about icy, ocean-bearing moons of Jupiter and Saturn, further heightening the scientific interest of these and other "ocean worlds" in our solar system and beyond. The findings are presented in papers published Thursday by researchers with NASA’s Cassini mission to Saturn and Hubble Space Telescop
source: NASA.gov
The moon no longer has a magnetic field, but NASA scientists are publishing new research that shows heat from crystallization of the lunar core may have driven its now-defunct magnetic field some 3 billion years ago.
source: NASA.gov
A new study explores potential climates of a planet orbiting two suns.
source: NASA.gov
NASA will discuss new results about ocean worlds in our solar system from the agency’s Cassini spacecraft and the Hubble Space Telescope during a news briefing 2 p.m. EDT on Thursday, April 13.
source: NASA.gov
Mars has electrically charged metal atoms (ions) high in its atmosphere, according to new results from NASA's MAVEN spacecraft. The metal ions can reveal previously invisible activity in the mysterious electrically charged upper atmosphere (ionosphere) of Mars.
source: NASA.gov
A Soyuz rocket operated by Arianespace from Europe’s spaceport in Kourou will boost ESA’s upcoming exoplanet satellite into space.
source: ESA.int
06 Apr 2017
Crater triplets
At first glance this scene may seem nothing out of the ordinary, but the large elongated crater marks the imprint of an impacting body that may have broken into three before it hit Mars.
source: ESA.int
NASA's Cassini spacecraft, in orbit around Saturn since 2004, is about to begin the final chapter of its remarkable story. On Wednesday, April 26, the spacecraft will make the first in a series of dives through the 1,500-mile-wide (2,400-kilometer) gap between Saturn and its rings as part of the mission’s grand finale.
source: NASA.gov
Solar wind and radiation are responsible for stripping the Martian atmosphere, transforming Mars from a planet that could have supported life billions of years ago into a frigid desert world, according to new results from NASA's MAVEN spacecraft.
source: NASA.gov
NASA will hold a news conference at 3 p.m. EDT Tuesday, April 4, at the agency’s Jet Propulsion Laboratory (JPL) in Pasadena, California, to preview the beginning of Cassini's final mission segment, known as the Grand Finale, which begins in late April. The briefing will air live on NASA Television and the agency’s website.
source: NASA.gov
Two ancient sites on Mars that hosted an abundance of water in the planet’s early history have been recommended as the final candidates for the landing site of the 2020 ExoMars rover and surface science platform: Oxia Planum and Mawrth Vallis.
source: ESA.int
NASA has selected a science mission that will measure emissions from the interstellar medium, which is the cosmic material found between stars.
source: NASA.gov
Rosetta scientists have made the first compelling link between an outburst of dust and gas and the collapse of a prominent cliff, which also exposed the pristine, icy interior of the comet.  
source: ESA.int
Growing fractures, collapsing cliffs, rolling boulders and moving material burying some features on the comet’s surface while exhuming others are among the remarkable changes documented during Rosetta’s mission.
source: ESA.int
Demanding electric, magnetic and power requirements, harsh radiation, and strict planetary protection rules are some of the critical issues that had to be tackled in order to move ESA’s Jupiter Icy Moons Explorer – Juice – from the drawing board and into construction.
source: ESA.int
The ExoMars Trace Gas Orbiter has completed another set of important science calibration tests before a year of aerobraking gets underway.
source: ESA.int
During the period of Dec. 15, 2016 and March 4, the Kepler spacecraft, operating as the K2 mission, observed TRAPPIST-1, an ultra-cool dwarf star home to seven Earth-size planets that are likley rocky. At image center is the light from TRAPPIST-1 collected by Kepler's onboard camera.
source: NASA.gov
New observational data of the TRAPPIST-1 system from Kepler are expected to allow astronomers to refine the previous measurements of six planets, pin down the orbital period and mass of the seventh and farthest planet, TRAPPIST-1h, and learn more about the magnetic activity of the host star.
source: NASA.gov
ESA’s Mars Express has captured images of one of the largest outflow channel networks on the Red Planet.
source: ESA.int
NASA's Spitzer Space Telescope has revealed the first known system of seven Earth-size planets around a single star. Three of these planets are firmly located in the habitable zone, the area around the parent star where a rocky planet is most likely to have liquid water.
source: NASA.gov
NASA scientists are expanding the definition of habitable zones (the area around a star where a life-sustaining planet might lurk), taking into account the effect of stellar activity that can threaten exoplanets' atmospheres with oxygen loss.
source: NASA.gov