Find a software that can be used on a computer to observe galaxies. Note: it's not a screen saver, not a wallpaper, not a virus, but a software. There must be a lot of spots when you find it.

Not just a total solar eclipse! Recommendation of Six Astronomical Observation Software

I. Google Earth (download address: /content/8532.html)

Google Earth is a virtual earth software developed by Google, which arranges satellite photos, aerial photos and GIS on the three-dimensional model of the earth. After being introduced to the world in 2005, it was rated as one of the best new products in the world 100 in 2005 by PC World magazine. Users can browse high-definition satellite images around the world for free through a client software downloaded to the computer.

Google earth main interface

Since version 4.2, Google Earth has added an interesting thing, Google Sky. This function is like a "virtual astronomical telescope", allowing users to "roam" among hundreds of millions of stars. It allows users to browse, zoom in and observe 65438+ billion stars and 200 million galaxies from the perspective of the earth. In addition, it can also display the evolution history of stars, star groups, high-resolution pictures taken by Hubble telescope and galaxy guides through different layers. A local space layer allows users to click directly between stars, galaxies and nebulae that can be observed by naked eyes or small telescopes.

Google sky

After switching to "Star Trek" view in Google Earth, you can see the starry sky at the current position.

Google earth latest edition

Second, the web version of Google Sky (click to enter the online version),

According to the official blog of Google LatLong, after Google launched Google Mars, Google Moon and the downloaded version of Google Sky, in order to let web browser users experience the wonderful Google Sky, Google announced the launch of the web version of Google Sky, so that browser users can also experience the fun of space exploration. It is like a "virtual astronomical telescope", which allows users to "roam" among hundreds of millions of stars.

Online version of Google Sky

Google Sky's web browser version supports 26 languages, including Simplified Chinese. It turns the user's browser into a virtual telescope, which can zoom in and browse the whole universe. You can explore the universe easily in the following ways:

planetary exploration

1. Find thousands of celestial names through the built-in powerful search function.

2. Seeing the real zoom lens with naked eyes, you can try to appreciate different sky scenery under infrared, microwave, ultraviolet and X-ray, and you can also watch unique visual effects.

Watch the photos of famous cosmic objects taken by Hubble and many other telescopes.

4. The current position and constellation of the earth.

5. Customize KML content. (You can paste the KML address of Google Sky into the search box just like Google Maps. )

Carina nebula photographed by Hubble telescope

Google has marked a large number of celestial bodies, constellations and planets in the sky, just like looking up at the sky at night. For astronomy enthusiasts, Google Sky is really a great astronomical treasure house! Google Sky provides three kinds of starry sky information, one is infrared, the other is microwave and the other is historical records. Like Google Maps, users can zoom in and out of images. Besides, the clarity of the picture is absolutely amazing. They are all from NASA's Hubble Space Telescope, Space Telescope Science Institute, Sloan Digital Sky Survey Project and Digital Sky Observation Association, allowing users to travel in space and enlarge 654.38 billion stars and 200 million galaxies. These close-ups of outer space that netizens can enjoy are absolutely incredible.