今天，我要向大家推荐并评测的，就是罗技（Logitech）M87无线蓝牙双模机械键盘。这款键盘不仅具备机械手感，还兼具静音与高效，无论是办公还是 ...

Messier 87 (M87), also known as Virgo A or NGC 4486, is a supergiant elliptical galaxy in the Virgo constellation. It is one of the largest and most massive galaxies in the local universe ...

Caption Light curve of the gamma-ray flare (bottom) and collection of quasi-simulated images of the M87 jet (top) at various scales obtained in radio and X-ray during the 2018 campaign. The ...

Side-by-side simulated images of M87* show the improvement in clarity and resolution from 230 GHz to 345 GHz. These improvements are allowing scientists to measure the size and shape of black ...

The galaxy ESO 300-16 looms over this image from the NASA/ESA Hubble Space Telescope. This galaxy, which lies 28.7 million light-years from the earth. NGC 6827 is a Seyfert 1 galaxy located in the ...