For reasons unknown, NGC 6357 is forming some of the most massive stars ever discovered. The central part of NGC 6357 shown spans about 10 light years and lies about 8,000 light years away toward the constellation of the Scorpion. Credit: NASA
Gallium- It has a melting temperature of about 85 degrees Fahrenheit, which is basically room temperature. If you hold this metal it will begin to melt in your hand.