When Will All Eight Planets Align 2025 Dates. There's been a lot of hype in the news about a great planetary alignment. On the evening of 28 february 2025, all seven of the other planets in the solar system will appear in the night sky at the same time, with saturn, mercury, neptune, venus,.

Neptune, saturn, and mercury will appear within 8 degrees of each other in our sky on the evening of february 27, 2025, creating a planetary alignment. Not all of the planets will align.