Smallest Planet in Our Solar System

The tiny planet-not-planet that could: Pluto was discovered 95 years ago today

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short life of what was, for a single human lifetime, the solar system's smallest planet. Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the Lowell Observatory in Flagstaff.

Yahoo · 2d

Pluto was discovered 95 years ago. Where you can view the non-planet in Michigan

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's observatories.

AOL · 2d

The short, uneventful life of Pluto as a planet

Here's what to know about the short life of what was, for a single human lifetime, the solar system's smallest planet. Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the Lowell Observatory in Flagstaff,

Hosted on MSN1mon

Spacecraft makes final flyby of smallest planet in solar system

The spacecraft’s suite of science instruments will reveal the invisible about the solar system’s most mysterious planet, to better understand the origin and evolution of a planet close to its ...

Space.com on MSN1d

7 planets are aligned in the night sky right now. But what's that mean for science?

In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

studyfinds6d

Evidence of ancient frozen ocean found on dwarf planet Ceres

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

IFLScience25d

System Of Three Dead Stars Has Suspected Smallest Exoplanet Ever Found

Astronomers have found evidence for what might be a planet with about half the mass ... massive planet we have ever detected outside our Solar System. The pulsar and the objects that orbit ...

New Scientist29d

How to see all the solar system’s planets in the night sky at once

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – here’s how to spot the celestial show ...

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