22 July 2017 Current Affairs:
Mayak satellite is the third brightest object in the sky only after the Sun and the Moon.
The satellites that were launched included an Earth observation Kanopus-V-IK satellite, the main payload, and 72 smallsats.
Mayak means beacon in English, is a standard cubesat that has been developed by Moscow Polytechnic University (MAMU).
The satellite will orbit the Earth, about 370 miles (600 km) high, giant mylar reflector with a surface area of 170 square feet.