Space News
Northrop adds to charges on Vulcan solid rocket motor program
Space News - 21 Jul 2026 19:40
Northrop Grumman took another charge for the solid rocket boosters it provides for the Vulcan Centaur and suggested updated motors might not be ready until the end of the year. The post Northrop adds to charges on Vulcan...
Astronomers Catch a "Dark Comet" Red-Handed
Universe Today - 21 Jul 2026 19:10
Our ability to track and visualize small rocks in space is still improving. And occasionally well find a space rock that will remind us of that fact. One such rock is detailed in a new paper, led by Davide Farnocchia of ...
Commercial Space Federation (CSF) WelcomesThree New Associate Members
Space News - 21 Jul 2026 19:00
Washington, D.C.- July 21, 2026 -The Commercial Space Federation (CSF) is pleased to welcome Overview Energy, Loft Orbital, and Star Catcher as new associate members - companies advancing space-based energy, [] The post ...
Artemis III astronauts will beam 4k video from Orion to Earth using SpaceX Starlink lasers
SPACE.com - 21 Jul 2026 17:00
NASA is partnering with SpaceX to outfit the Artemis III Orion spacecraft with Starlink laser communications terminals to assist with high-definition video transmissions and data-heavy mission downlinks.
800 Million Years Ago, a Catastrophic Asteroid Breakup Rained Fire on the Inner Solar System
Universe Today - 21 Jul 2026 16:13
On Earth, its hard to track events that reshape its surface, as the surface itself is being reshaped constantly by weather and tectonic or volcanic upheavals. However, the Moon is much more static, and scientists have be...
Catch Comet 10P Tempel While You Can
Universe Today - 21 Jul 2026 16:01
A low-number periodic comet is stalking our fair planet this summer, and putting on its best show of several generations. Were talking about Comet 10P/Tempel. The comet is currently loitering in the early dawn sky, prese...
The 'Avengers Doomsday' trailer is cool, but it's missing something where's all the space stuff?
SPACE.com - 21 Jul 2026 16:00
Out of space.
Chandrasekhar and the Limits of Physics, Part 2: Humiliation
Universe Today - 21 Jul 2026 15:39
In 1935 the most eminent astronomer alive stood up in a packed room and called Chandrasekhar's discovery "stellar buffoonery." The story of Arthur Eddington's years-long campaign against a result that eve...
NIAC 2026 Selections
NASA Breaking news - 21 Jul 2026 15:30
Phase I Saptarshi BandyopadhyayDimming the Sun (DimSun) Using Controllable Dust Cloud to Reduce Solar InsolationNASA Jet Propulsion LaboratoryPasadena, CA 91109-80012026 Phase I David BugbyCombinatory Architecture offeri...
Mapping Alien Continents: Achieving Optical VLBI for Exoplanet Imaging
NASA Breaking news - 21 Jul 2026 15:23
PaulStankusBrookhaven Science Associates The scientific goal of the proposed work will be reconstructing the image, ie resolving surface features, of an Earth-like exoplanet around a nearby star as seen in visible light....
Interworld Slingshot Resource Surveys
NASA Breaking news - 21 Jul 2026 15:23
Pablo Sobron SanchezSETI Institute This proposal explores a new class of reconnaissance spacecraft that map minerals from orbit using Raman spectroscopy during high-speed flybys-without landing, sample return, or extende...
Robotically Assembled Electromagnetic Metamaterials for Long-Range Space Situational Awareness
NASA Breaking news - 21 Jul 2026 15:23
DavidSmithDuke University The increasing population of spacefaring vehicles and satellites motivates increasingly powerful technologies for space situational awareness (SSA). While the US space surveillance network (SSN)...
Photophoretic Tracers for Near-Space Remote Sensing at 30-100 km Altitudes
NASA Breaking news - 21 Jul 2026 15:23
BenjaminSchaferRarified Technologies, Inc. We propose a new approach to atmospheric sensing at 30-100 km altitudes using photophoretically levitating tracers. These lightweight structures harness sunlight to remain suspe...
PRAXIS: Planetary Rings Autonomous EXploration with In-situ Sampling
NASA Breaking news - 21 Jul 2026 15:23
MarcoQuadrelliNASA Jet Propulsion Laboratory Humanity has never touched the particles of a planetary ring, but if we were able to get close enough and sample them, it will transform understanding of ring structure and or...
ECLIPSE - Efficient variable Conductivity Lunar Insulator for Passive Surveyor Environmental control
NASA Breaking news - 21 Jul 2026 15:23
AustinPhoenix Virginia Polytechnic Institute & State A disaggregated lunar infrastructure requires novel thermal management methods to enable future lunar operations. While thermal management solutions exist for large in...
Scientists may have found the 1st twin star system where both stars exploded
SPACE.com - 21 Jul 2026 15:01
Imagine if Star Wars' Tatooine twin suns went supernova. Scientists may have just found that in our universe.
James Webb Space Telescope looks back in time 4.4 billion years | Space photo of the day for July 21, 2026
SPACE.com - 21 Jul 2026 14:00
The James Webb Space Telescope captured this image of a young galaxy cluster, MACS J0553.4-3342.
A New Compact Instrument Enables High-Fidelity Measurements of Energetic Particles on CubeSats
NASA Breaking news - 21 Jul 2026 13:00
A team of NASA-sponsored scientists and engineers has developed a novel approach to observing high-energy particles in the near-Earth space environment, incorporating miniaturized sensors into a compact, multi-view parti...
SpaceX will launch a satellite repair drone with robot arms to Earth orbit today: How to watch it live
SPACE.com - 21 Jul 2026 13:00
SpaceX will launch a trailblazing satellite-servicing mission today (July 21), and you can watch the action live.
Finding Venus zone planets with PLATO will show us how habitable planets evolve
Phys.org - 21 Jul 2026 12:00
Dreams of finding a sort of Earth 2.0 motivate much of the thinking around the search for exoplanets. But there is more to exoplanet science than searching for potentially habitable worlds. Scientists need a deeper under...
A massive crater was spotted on Google Earth. It could be a scar from an ancient meteorite impact
SPACE.com - 21 Jul 2026 12:00
While getting ready for a camping trip, an amateur astronomer spotted a possible crater. It appears to be a match, pending microscopic results.
UK and Florida commit $400,000 to joint space projects
Space News - 21 Jul 2026 12:00
The British government and the Space Florida aerospace finance and development authority have each committed $200,000 to support joint research, innovation and commercialization projects. The post UK and Florida commit $...