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Some galaxies, nebulas and star clusters are visible with backyard telescopes, binoculars or the unaided eye. Explore a new Hubble gallery of such objects from the popular Messier catalog and learn how you can view these objects yourself!

Ecosia uses the ad revenue from your searches to plant trees where they are needed the most. By searching with Ecosia, you’re not only reforesting our planet, but you’re also empowering the communities around our planting projects to build a better future for themselves. Give it a try!

mySongBook is a library of tabs written by professional musicians. What you will find in it are new, previously unreleased arrangements for stringed instruments (guitar, ukulele, bass, and banjo), as well as full scores that include the complete transcriptions of every track in the original pieces.

Online Rubik's Cube speedsolving timer with built-in scramble generator for WCA twisty puzzles. The stopwatch collects and analizes training statistics, calculates averagesand shows the evolution of performance on a graphical display.

Descubre PayPal, una forma fácil y segura de enviar y recibir pagos, y de transferir dinero online a amigos o familiares.

Instant-Gaming.com - Tus juegos favoritos para Steam, Origin, Battle.net, Uplay y juegos Indie hasta el 70% de descuento! ¡Códigos digitales, entrega inmediata 24/7!

Aprende a resolver el cubo de rubik, patrones, récords, historia, curiosidades y foro.