A study of 36 dwarf galaxies within a volume of space spanning 13 million light-years show they all have remarkably similar histories despite the vast distances between them.
Space News & Blog Articles
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Watch live as space station astronauts make spacewalk
French astronaut Thomas Pesquet and NASA crewmate Shane Kimbrough floated back outside the International Space Station Friday and deployed a 60-foot-long roll-out solar array, the second of six new blankets being installed to upgrade the lab’s power system and offset age-related degradation.
This Week's Sky at a Glance, June 25 – July 3
Showy Venus and shy little Mars draw closer together in the western dusk. In the east, the Summer Triangle holds sway after dark with the Milky Way behind it.
Earth from Space: Lake Mar Chiquita
The Copernicus Sentinel-1 mission takes us over Lake Mar Chiquita – an endorheic salt lake in the northeast province of Córdoba, Argentina.
Astronomers Map the Solar System's Edge in 3D
Collecting high-speed atoms has enabled researchers to trace the shape of our Sun’s protective bubble.
1,000-light-year "Bubble" Is the Source of All Nearby Baby Stars
A SpaceX Falcon 9 rocket rocket fires its engines for an on-pad test-firing Tuesday at Cape Canaveral. Credit: Stephen Clark / Spaceflight Now
SpaceX said Thursday it has postponed the next launch of a Falcon 9 rocket, previously scheduled for Friday at Cape Canaveral, due to unspecified technical concerns. The Falcon 9 will launch on a commercial rideshare mission with more than 80 small satellites.
Lucy is off to Visit Jupiter’s Trojan Asteroids
Image:
A snap of ESA astronaut Thomas Pesquet during the second spacewalk to upgrade the International Space Station’s power system, taken by NASA astronaut Shane Kimbrough.
Interstage adapter installed on Space Launch System
The Launch Vehicle Stage Adapter is lowered on top of the Space Launch System core stage inside High Bay 3 of the Vehicle Assembly Building. Credit: NASA/Frank Michaux
NASA has stacked the next piece of the agency’s first Space Launch System moon rocket at the Kennedy Space Center, adding an adapter structure to connect the launch vehicle’s core stage and upper stage, which is scheduled to be installed next week.
Hubble Trouble: NASA Works to Fix Space Telescope
NASA Engineers are working to reboot the Hubble Space Telescope, after an unexpected anomaly.
Media briefing on ESA's astronaut selection
Video: 00:51:52
Want to learn more about applications to ESA’s astronaut selection? Watch the replay of this media briefing to get an insight into the total number and spread of applications across all ESA Member and Associate Member states. Vacancies for the positions of astronaut and astronaut (with a physical disability) have closed on 18 June 2021, after a two-and-a-half-month-long application period.
Giant Oort Cloud Comet Lights Up in the Outer Solar System
Astronomers have discovered a new comet coming from the Oort Cloud — and it appears to be a big one.
Medium of the Light Bucket
Telescope operator Carla Johns is a medium to the stars.
Ariane 5 launches pioneering reprogrammable telecommunications satellite
Astronomers are trying to understand why a giant star "blinked," fading almost completely before brightening again over the course of about 200 days.
Astronauts are celebrating their own Summer Olympics in space (satellites, too)
If today’s solar eclipse has you wondering when the next one will cross the continent, start planning now for a stellar trip around October 14, 2023.
What is the Planck time?
Summer begins. The Honey Moon poses with Spica, Scorpius, and the Teapot as it waxes from gibbous through full this week. Venus lines up, briefly, with Castor and Pollux
Meteosat Third Generation
Meteosat Third Generation
Sentinel-2 website
Copernicus Sentinel-2
