Pluto

New Horizons is Now 50 Astronomical Units Away From the Sun

As the New Horizons spacecraft hurtles out towards interstellar space, it has now reached an historical milestone. On April 17,…

2 weeks ago

Oumuamua is Probably Very Similar to Pluto, Just From Another Star System

In 2017, the Panoramic Survey Telescope and Rapid Response System (Pan-STARRS) made history with the detection of a mysterious object…

2 months ago

Pluto has Snowcapped Mountains, But Why?

We can thank NASA's New Horizons spacecraft for opening our eyes up to Pluto's complexity. On July 14th, 2015, the…

7 months ago

Sunrises Across the Solar System

Scientists have learned a lot about the atmospheres on various worlds in our Solar System simply from planetary sunrises or…

8 months ago

Pluto and Other Kuiper Belt Objects Started Out With Water Oceans, and Have Been Slowly Freezing Solid for Billions of Years

It seems unlikely that an ocean could persist on a world that never gets closer than 30 astronomical units from…

11 months ago

New Horizons is so Far From Earth That the Positions of the Stars Look a Little Different From its Perspective

From its current position in the Kuiper Belt, the New Horizons spacecraft recently conducted a parallax experiment that is not…

11 months ago

Astronomers Continue to Analyze Pluto’s Atmosphere

When NASA's New Horizons spacecraft flew past Pluto, studying the atmosphere was a key scientific objective. Most of what we…

12 months ago

NASA is Now Considering a Pluto Orbiter Mission

NASA's New Horizons mission taught us a lot about Pluto, the ice dwarf planet. But the spacecraft sped past Pluto…

2 years ago

New Horizons Team Pieces Together the Best Images They Have of Pluto’s Far Side

Pluto was discovered in 1930 by astronomer Clyde Tombaugh. For decades, not much detail was known about the erstwhile planet.…

2 years ago

A Bunch of New Names for Pluto’s Surface Features Were Just Approved

Pluto is getting some new names. In the past, prior to the New Horizons mission, there wasn't much to name.…

2 years ago