Part 2/6:
Rebecca Allen, an astronomer at Swinburne University, offers insight into this exciting event. Earlier in the year, viewers were treated to multiple opportunities to see several major planets appearing simultaneously. However, the alignment this Friday promises to be even more exceptional as Mercury reenters the planetary parade, allowing all seven major planets—Mercury, Venus, Earth, Mars, Jupiter, Saturn, and Uranus—to be visible in the night sky simultaneously.