New Delhi, Feb. 17 -- On 28 February, a rare sky event will allow six planets to be seen in the evening sky. This is often called a planetary parade, but many claims on social media are misleading.

According to NASA, Mercury, Venus, Jupiter, Saturn, Uranus and Neptune will appear shortly after sunset. However, only four planets can be seen with the naked eye if the sky is clear.

Uranus and Neptune are very faint and will need binoculars or a telescope to be visible. Mercury may also be difficult to spot because it stays close to the horizon.

"Four of those planets will be visible to the unaided eye, weather permitting, but only those with optical assistance will be able to view Uranus and Neptune (Mercury can sometimes be harder to spo...