From the past

As NASA develops a plan to carry out a new administration policy calling for a human return to the moon, companies developing lunar landers and related infrastructure are seeking to play a role.
source: space.com
Commercial lunar lander company Moon Express announced an agreement with NanoRacks Oct. 10 to carry commercial payloads to the surface of the moon.
source: space.com
Powerful solar eruptions could electrically charge areas of the Martian moon Phobos to hundreds of volts, presenting a complex electrical environment that could possibly affect sensitive electronics carried by future robotic explorers, according to a new NASA study.
source: NASA.gov
Two methods that scientists use to measure the expansion of the universe produce different answers. A recent episode of NASA's ScienceCasts video series explores this conundrum.
source: space.com
18 Oct 2017
Image of the Day
European Space Agency astronaut Paolo Nespoli snapped this photo of Detroit from the International Space Station.
source: space.com
NASA will launch a small rocket from Virginia's Eastern Shore early Wednesday (Oct. 4) to test a supersonic parachute system for future spacecraft bound for Mars. The launch may be visible to observers along the U.S. East Coast, weather permitting.
source: space.com
Astronomers have pinpointed five pairs of merging black holes using three different space and ground-based instruments and two sky surveys.
source: space.com
After spending months or years in space during future long-term missions, returning to Earth can be challenging for astronauts — and one set of researchers is finding out just how challenging using a life-size spacecraft model.
source: space.com
For the first time ever, scientists around the world detected gravitational waves and light from the collision of a pair of neutron stars. See the epic discovery in pictures here.
source: space.com
Four trailblazing figures from NASA's history are set to launch as new Lego minifigures. As-tronauts Sally Ride and Mae Jemison, as well as programmer Margaret Hamilton and astrono-mer Nancy Grace Roman, feature in the Lego Ideas set, "Women of NASA."
source: space.com
Learn about the history of Uranus (and how it got its name) as well as the physical characteristics of the planet including its rings and moons.
source: space.com
An unprecedented catalogue of more than 21 000 images taken by a webcam on ESA’s Mars Express is proving its worth as a science instrument, providing a global survey of unusual high-altitude cloud features on the Red Planet.
source: ESA.int
ESA’s Integral satellite recently played a crucial role in discovering the flash of gamma rays linked to the gravitational waves released by the collision of two neutron stars.
source: ESA.int
For the first time, NASA scientists have detected light tied to a gravitational-wave event, thanks to two merging neutron stars in the galaxy NGC 4993, located about 130 million light-years from Earth in the constellation Hydra.
source: NASA.gov
ESA and the Guggenheim Museum Bilbao, with the BBK Foundation, are celebrating the 20th anniversary of the Spanish arts centre with a performance of Chasmata, a journey to Mars through contemporary art, music and architecture. Monday’s concert can be seen online starting at 18:30 GMT (20:30 CEST).
source: ESA.int
Dunes are prominent indicators of prevailing winds, as can be seen on this crater floor on Mars, imaged by ESA’s Mars Express on 16 May.
source: ESA.int
Some 1,500 light years from Earth, a mystery of stellar proportions is playing out. The world has the chance to watch, as the scientific process and the mystery continue to unfold.
source: NASA.gov
A molecule once thought to be a useful marker for life as we know it has been discovered around a young star and at a comet for the first time, suggesting these ingredients are inherited during the planet-forming phase.
source: ESA.int
Scientists analysing the final telemetry sent by Rosetta immediately before it shut down on the surface of the comet last year have reconstructed one last image of its touchdown site.
source: ESA.int
A long radar boom that will probe below the surface of Jupiter’s icy moons has been tested on Earth with the help of a helicopter.
source: ESA.int
NASA’s Parker Solar Probe will be humanity’s first-ever mission to explore the Sun’s outer atmosphere. Media are invited to see the spacecraft and learn about the mission from noon to 2 p.m. EDT Monday, Sept. 25, at Johns Hopkins University Applied Physics Laboratory (APL) in Laurel, Maryland, where the probe is being built.
source: NASA.gov
The international Cassini mission has concluded its remarkable exploration of the Saturnian system in spectacular style, by plunging into the gas planet’s atmosphere.
source: ESA.int
A thrilling epoch in the exploration of our solar system came to a close today, as NASA's Cassini spacecraft made a fateful plunge into the atmosphere of Saturn, ending its 13-year tour of the ringed planet.
source: NASA.gov
The international Cassini mission reaches its dramatic finale this Friday by plunging into Saturn’s atmosphere, concluding 13-years of exploration around the ringed planet.
source: ESA.int
An impactor smashing into an ice-rich surface gave rise to the complex flow features around this ancient crater on Mars.
source: ESA.int
Now in the fifteenth observing campaign of its K2 extended mission, the Kepler Space Telescope is studying more than 23,000 objects located in the direction of the constellation Scorpius. The cartoon illustrates some of the objects of interest that Kepler is observing from Aug. 23 to Nov. 20.
source: NASA.gov
On Sept. 15, NASA's Cassini spacecraft will complete its remarkable story of exploration with an intentional plunge into Saturn's atmosphere, ending its mission after nearly 20 years in space.
source: NASA.gov
Researchers have a new model for explaining how clouds move and change shape in brown dwarfs, using insights from NASA's Spitzer Space Telescope.
source: NASA.gov
While the mechanics of a total solar eclipse are actually rather mundane, different flavors of this phenomenon make some very sophisticated science possible.
source: NASA.gov
NASA has selected six astrophysics Explorers Program proposals for concept studies. The proposed missions would study gamma-ray and X-ray emissions from clusters of galaxies and neutron star systems, as well as infrared emissions from galaxies in the early universe and atmospheres of exoplanets, which are planets outside of our solar system.
source: NASA.gov
NASA's Cassini spacecraft will enter new territory in its final mission phase, the Grand Finale, as it prepares to embark on a set of ultra-close passes through Saturn’s upper atmosphere with its final five orbits around the planet.
source: NASA.gov
More than 300 million people in the United States potentially could directly view the Aug. 21 total solar eclipse, and NASA wants everyone who will witness this celestial phenomenon to do so safely.
source: NASA.gov
Humanity’s farthest and longest-lived spacecraft, Voyager 1 and 2, achieve 40 years of operation and exploration this August and September. Despite their vast distance, they continue to communicate with NASA daily, still probing the final frontier.
source: NASA.gov
NASA has selected nine proposals under its Explorers Program that will return transformational science about the Sun and space environment and fill science gaps between the agency’s larger missions; eight for focused scientific investigations and one for technological development of instrumentation.
source: NASA.gov
In the search for planets similar to our own, an important point of comparison is the planet's density.
source: NASA.gov
A conversation with Geert Barentsen, the Guest Observer Office director for the Kepler and K2 mission at NASA’s Ames Research Center in Silicon Valley.
source: NASA.gov
Originally aired on February 27, 2009, a conversation on the Kepler Mission with Principal Investigator William Borucki, Deputy Principal Investigator David Koch, and Kepler Science Council Member Alan Boss from the Carnegie Institute of Washington.
source: NASA.gov
NASA’s Kepler space telescope team has released a mission catalog of planet candidates that introduces 219 new planet candidates, 10 of which are near-Earth size and orbiting in their star's habitable zone, which is the range of distance from a star where liquid water could pool on the surface of a rocky planet.
source: NASA.gov
Kepler was the first NASA mission capable of detecting Earth-size planets, using the transit method, a photometric technique that measures the minuscule dimming of starlight as a planet passes in front of its host star.
source: NASA.gov
A conversation with Susan Thompson, Kepler research scientist for the SETI Institute at NASA’s Ames Research Center in Silicon Valley.
source: NASA.gov