Mercury, Venus, Mars, Jupiter and Saturn can be seen with the naked eye, while Uranus and Neptune can be observed with binoculars or a telescope.
How to watch the 5-planet alignment: Jupiter, Mercury, Venus, Uranus and Mars - ABC News
Planets align in rare occurrence
Our favorite moons of the Solar System : r/Astronomy
Jupiter news & latest pictures from
All Planets Have Aligned In The June Sky And You Should Not Miss
Here's the optimal time to see 5 planets align; won't happen again until 2040
All the Planets in the Solar System Have Aligned
All Eight Planets Line Up Again! - Sky & Telescope - Sky & Telescope
A 'planetary breakup' of 5 planets is June's big stargazing sight