We connected with Florian Winkler to learn how he created such an elegant and informative map that invites exploration.

During February, we can't help but notice the later sunsets and earlier sunrises. We gain about 3 minutes of daylight each day this month. The sunbeams in the photo are called crepuscular rays and are ...

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Turn your phone into a portable planetarium, map the night sky and discover the best place and time to observe February's solar eclipse, with the best stargazing apps. When you purchase through links ...

A French firm has submitted its application with local authorities, seeking approval to build an experimental fast-neutron reactor. Stellaria’s application concerns the siting and construction of its ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...

We spent a lot of time last year looking up. There were some big-time shows in the sky in 2025, including the total lunar eclipse in March and occasional northern lights displays. We set alarms, ...

This repository contains codes to generate experimental star catalogs for the popular open source planetarium software Stellarium. This experimental star catalogs are not meant to be used for ...

This is a command-line tool that can help convert a Stellarium sky culture in the legacy format to the new one described here. The compiler tested is Visual Studio 2022. Qt6 and CMake are downloadable ...

French start-up Stellaria has achieved a regulatory milestone for its proposed Alvin prototype reactor intended to demonstrate the molten chloride fast reactor (MCFR) technology of its planned ...