Add Yahoo as a preferred source to see more of our stories on Google. On Dec. 24, 1978, Venera 11 landed on Venus. Venera 11 was a robotic mission launched by the Soviet Union to explore Venus along ...

Despite its similarities to Earth (sometimes called Earth’s evil twin), there’s still a lot we don’t know about Venus. A thick atmosphere crackles with lightning and swirls with acid rain, obscuring ...

On Dec. 24, 1978, Venera 11 landed on Venus. Venera 11 was a robotic mission launched by the Soviet Union to explore Venus along with its sister spacecraft Venera 12. Venera 11 launched in September ...