Tag Archives: SOLAR SYSTEM

Extreme Dwarf Planet FarFarOut Could Be the Most Distant Known Object in the Solar System

Just months after discovering FarOut, the most distant known object in the Solar System, the same team of astronomers has detected the faint—but not yet confirmed—glimmerings of an object even farther away. Dubbed FarFarOut, the extreme dwarf planet is 13 billion miles away—a distance so far it takes nearly 20 hours for the Sun’s rays to reach it. Continue reading Extreme Dwarf Planet FarFarOut Could Be the Most Distant Known Object in the Solar System

The Universe Is Flat — Now What?

Spoiler alert: The universe is flat. But there’s a lot of subtlety packed into that innocent-looking statement. What does it mean for a 3D object to be “flat”? How do we measure the shape of the universe anyway? Since the universe is flat, is that…it? Is there anything else interesting to say?

Oh yes, there is.

Continue reading The Universe Is Flat — Now What?

Pluto’s Liquid Water Ocean Might Be Insanely Deep

In recent months, there’s been growing evidence that Pluto is hiding a liquid water ocean beneath its frozen surface. New models by researchers at Brown University support this hypothesis, and take it one mind-boggling step further: Pluto’s ocean may be more than 100 kilometers (62 miles) deep.

Continue reading Pluto’s Liquid Water Ocean Might Be Insanely Deep