It is yet unknown, as we haven't even explored 1% of our own galaxy, let alone the whole universe.
Neptune is the smallest of the Gas Giants.
Neptune is the smallest of the Gas Giants.
Mercury is a terrestrial planet, meaning it is a rocky planet like Earth. It is the smallest and innermost planet in our solar system.
Venus is not a gaseous planet. It is a rocky planet covered by cloud.
Mercury is a terrestrial planet, meaning that it has a solid surface rather than being gaseous. It is the smallest and innermost planet in our solar system, with a rocky composition similar to Earth's.
it is a gaseous.
Ceres is not a gaseous planet. Ceres is not a planet, it is a dwarf planet. Ceres has a rocky surface.
The smallest planet is MercuryMercury
it is the smallest planet
The gaseous layer surrounding a planet is Atmosphere. Each planet has different atmospheric content.
Rocky
It is terrestrial.