2017年9月29日星期五

95 Minutes Over Jupiter


This sequence of color-enhanced images shows how quickly the viewing geometry changes for NASA’s Juno spacecraft as it swoops by Jupiter.

2017年9月28日星期四

This Week in NASA History: Second Crewed Skylab Mission Splashes Down – Sept. 25, 1973


This week in 1973, the second crewed Skylab mission splashed down in the Pacific Ocean following a successful 59-day mission in the orbiting laboratory.

2017年9月27日星期三

Rift on Pine Island Glacier


A new iceberg calved from Pine Island Glacier—one of the main outlets where ice from the interior of the West Antarctic Ice Sheet flows into the ocean. The Operational Land Imager (OLI) on the Landsat 8 satellite captured this natural-color image on September 21, 2017, just before the break.

2017年9月26日星期二

OSIRIS-REx Views the Earth During Flyby


A color composite image of Earth was taken on Sept. 22, 2017, by the MapCam camera on NASA’s OSIRIS-REx spacecraft.

2017年9月25日星期一

Phantom Limb


The brightly lit limb of a crescent Enceladus looks ethereal against the blackness of space. This image is a composite of images taken with the Cassini spacecraft narrow-angle camera on March 29, 2017, using filters that allow infrared, green, and ultraviolet light.

2017年9月22日星期五

Yosemite on Fire


Soaring Over Jupiter


This striking image of Jupiter was captured by NASA’s Juno spacecraft as it performed its eighth flyby of the gas giant planet.

2017年9月21日星期四

X-plane Preliminary Design Model Tests Quiet Supersonic Technology


Test Engineer Samantha O’Flaherty finalizes the set-up of the Quiet Supersonic Technology (QueSST) Preliminary Design Model inside the 14- by- 22 Foot Subsonic Tunnel at NASA Langley Research Center. The QueSST Preliminary Design is the initial design stage of NASA’s planned Low-Boom Flight Demonstration experimental airplane, or X-plane.

2017年9月20日星期三

Suomi NPP Satellite Captures Thermal Image of Hurricane Maria


The VIIRS instrument on NASA-NOAA’s Suomi NPP satellite captured a thermal image of Hurricane Maria on Sept. 20 at 2:12 a.m. EDT. The image showed very cold cloud top temperatures in the powerful thunderstorms in Maria’s eyewall. Maria’s eye was just east of the American Virgin Islands, and its northwestern quadrant stretched over Puerto Rico.

2017年9月19日星期二

Northern Lights Over Canada


The spectacular aurora borealis, or the “northern lights,” over Canada is sighted from the International Space Station near the highest point of its orbital path. The station’s main solar arrays are seen in the left foreground. This photograph was taken by a member of the Expedition 53 crew aboard the station on Sept. 15, 2017.

2017年9月18日星期一

Long Way From Home


This picture of a crescent-shaped Earth and Moon - the first of its kind ever taken by a spacecraft - was recorded Sept. 18, 1977, by NASA's Voyager 1 when it was 7.25 million miles (11.66 million kilometers) from Earth. The moon is at the top of the picture and beyond the Earth as viewed by Voyager.

2017年9月15日星期五

Cassini End of Mission


Cassini program manager at JPL, Earl Maize, left, and spacecraft operations team manager for the Cassini mission at Saturn, Julie Webster embrace after the Cassini spacecraft plunged into Saturn, Friday, Sept. 15, 2017 at NASA's Jet Propulsion Laboratory in Pasadena, California.

2017年9月14日星期四

Orion Parachutes Measure Up in High Pressure Test


Orion’s three main orange and white parachutes help a representative model of the spacecraft descend through sky above Arizona, where NASA engineers tested the parachute system on Sept. 13, 2017, at the U.S. Army Proving Ground in Yuma. NASA is qualifying Orion’s parachutes for missions with astronauts.

2017年9月13日星期三

Dreamy Swirls on Saturn


NASA's Cassini spacecraft gazed toward the northern hemisphere of Saturn to spy subtle, multi-hued bands in the clouds there.

2017年9月12日星期二

Expedition 53 Launches to the International Space Station


The Soyuz MS-06 spacecraft launches with Expedition 53 crewmembers Joe Acaba of NASA, Alexander Misurkin of Roscosmos, and Mark Vande Hei of NASA from the Baikonur Cosmodrome in Kazakhstan, Wednesday, Sept. 13, 2017, (Kazakh time) (Sept. 12, U.S. time).

Expedition 53 Crew Waves Farewell


Expedition 53 flight engineer Mark Vande Hei of NASA, top, flight engineer Joe Acaba of NASA, and Soyuz Commander Alexander Misurkin of Roscosmos, bottom, wave farewell before boarding their Soyuz MS-06 spacecraft for launch, Tuesday, Sept. 12. Launch is scheduled at 5:17 p.m. EDT.

2017年9月11日星期一

So Far from Home


With this view, Cassini captured one of its last looks at Saturn and its main rings from a distance.

2017年9月8日星期五

Misty Yosemite


Geocolor Image of Hurricane Irma


The NOAA-NASA satellite GOES-16 captured this geocolor image of Hurricane Irma passing the eastern end of Cuba at about 8:00 a.m. EDT, Sept. 8, 2017. Created by NOAA's partners at the Cooperative Institute for Research in the Atmosphere, the experimental imagery enhancement displays geostationary satellite data in different ways for day or night.

2017年9月7日星期四

Staggering Structure


This view from NASA's Cassini spacecraft shows a wave structure in Saturn's rings known as the Janus 2:1 spiral density wave.

2017年9月6日星期三

Prospecting from Orbit


The combination of morphological and topographic information from stereo images from NASA's Mars Reconnaissance Orbiter.

Expedition 53 Qualification Exams


Expedition 53 crew members: Joe Acaba of NASA, left, Alexander Misurkin of Roscosmos, center, and Mark Vande Hei of NASA answer questions from the press outside the Soyuz simulator ahead of their Soyuz qualification exams, Thursday, Aug. 31, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia.

2017年9月5日星期二

Totality


Voyager 1 Launches Aboard Titan III/Centaur


The Voyager 1 aboard the Titan III/Centaur lifted off on September 5, 1977, joining its sister spacecraft, the Voyager 2, on a mission to the outer planets.

2017年9月1日星期五

Hubble's Megamaser Galaxy


MCG+01-38-005 (below) is a special kind of megamaser; the galaxy’s active galactic nucleus pumps out huge amounts of energy, stimulating clouds of surrounding water.