hobbyspace.com的 10 大竞争对手

astronautix.com

encyclopedia astronautica the most complete resource for space history - rockets spacecraft launch vehicles astronauts cosmonauts spaceflights engines space exploration

space.com

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

portaltotheuniverse.org

your one stop news portal for all things astronomy. portal to the universe provides a global portal for online astronomy content, serving as an index and aggregator.

nasaspaceflight.com

Sierra Space’s Dream Chaser vehicle is one step closer to launching no earlier than the…

spacedaily.com

AST SpaceMobile has secured a prime contract worth about 30 million dollars with the United States Space Development Agency for the Europa Track 2 Commercial Solutions program under the Hybrid Acquisition for proliferated Low Earth Orbit, or HALO, initiative. The agreement calls for AST SpaceMobile to use its BlueBird low Earth orbit satellite constellation to […]

universetoday.com

With new technologies comes new discoveries. Or so Spider Man’s Uncle Ben might have said if he was an astronomer. Or a scientist more generally - but in astronomy that saying is more true than many other disciplines, as many discoveries are entirely dependent on the technology - the telescope, imager, or processing algorithm, used to collect data on them. A new piece of technology, the Nancy Grace Roman Space Telescope, is exciting scientists enough that they are even starting to predict what kind of discoveries it might make. One such type of discovery, described in a pre-print paper on arXiv by Vito Saggese of the Italian National Institute for Astrophysics and his co-authors on the Roman Galactic Exoplanet Survey Project Infrastructure Team, is the discovery of many more multiplantery exoplanet systems an astronomical phenomena Roman is well placed to detect - microlensing.

nasa.gov

Here are a few frequently asked questions about how NASA and its team of medical physicians, psychologists, nutritionists, exercise scientists, and other