Nasa probe makes historic fly-by closer to Sun

• Parker unlocks key mysteries of the solar wind and corona
• No human-made object has ever passed this close to a star

WASHINGTON: Nasa’s pioneering Parker Solar Probe made history on Tuesday, flying closer to the Sun than any other spacecraft with its heat shield exposed to scorching temperatures of more than 1,700 degrees Fahrenheit (930 degrees Celsius).

Launched in August 2018, the spaceship is on a seven-year mission to deepen scientific understanding of our star and help...