bbastrodesigns.com 的前十大競爭對手

astroleague.org

Membership Through A Member Society Any club, society, or organization with a bonafide interest in astronomy may become a member of the Astronomical League (hereinafter referred to the League), no fewer of whom shall belong to the League than constitute the current membership list of said organizations, on the basis of the League's "membership criteria",

bisque.com

Run TheSky™ Professional on macOS, Linux, and Windows, on up to six computers per operating system. Enjoy the freedom of using TheSky™ on multiple operating systems, while maintaining its familiar look, feel, and functionality.  Supported operating systems include macOS, Windows, and Linux (including x86_64, arm64, and arm32 distributions). For the power hungry, the Multi-OS+ option licenses you to install TheSky™ on up to six different computers per operating system. If you're an academic institution and need a more extensive license, please email us about educational licenses. Notes: The Multi-OS+ module requires purchasing either TheSky™ Professional or TheSky™ Imaging Bundle (sold separately). The Multi-OS+ module is included with the Universal bundle.

cv.nrao.edu

Here is a really nice video that NSF made to help publicize the release of NANOGrav's 15-yr gravitational wave results, where we announced strong evidence for a nHz-frequency gravitational wave background using an array of millisecond pulsars. It (both the video and the project) is super cool! And see if you can guess who did the voiceover...

skymap.com

Creators of ambitious and compelling video games. Reach for the skies.

wildcard-innovations.com.au

introducing argo navis™

atm-workshop.com

the atm's workshop is a web site which provides do-it-yourself information for amateur telescope makers and astronomy enthusiasts.