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Tracking volcanos on Jupiter’s moon Io

Scientists used earthly telescopes to track hot spots on Io over a period of years and saw that it remains the most volcanically active world in our solar system.

Seasonal change on Saturn’s moon Titan

As the Cassini mission to Saturn enters its final year, scientists sound nostalgic and thrilled about data on the changing seasons on Saturn’s large moon Titan.

Today in science: 1st photo from space

On October 24, 1946 – 70 years ago today – a movie camera on board a V-2 rocket captured the first-ever outer space photo of Earth.

How many genes to make a person?

The answer – fewer than are in a banana – has implications for the study of human health and raises questions about what generates complexity anyway.

More From Latest

Boom! Orbiter spies crash site on Mars

Images from space show a dark spot on Mars’ surface where none was seen before, thought to be where the Schiaparelli lander crashed on Mars last Wednesday.

More evidence for a 9th planet

Is a hypothetical large planet – far beyond Neptune – causing a tilt in the sun? Plus, evidence for a 9th planet based on “extreme Kuiper Belt objects.”

What is an astronomical unit?

Astronomers use astronomical units – or AU – to describe solar system distances. Definition of AU here. Also, mean distances in AU to prominent solar system objects.

Tiny tarsier is our distant cousin

This little guy looks like a big-eyed mouse, but a new genetic analysis puts tarsiers on the branch of the primate evolutionary tree that leads to great apes and humans.

Look for Orionid meteors this month

Details on the annual Orionid meteor shower. How and when to watch. In 2016, the peak mornings is October 21, but, by then, the moon will be in the way.

Star of the week: Deneb Kaitos

Look for Deneb Kaitos – brightest star in Cetus the Whale – highest in the sky around mid-evening.

Asgardia: Space nation or pie in sky?

“I have become citizen number 62 of Asgardia, a new space nation dedicated to expanding peaceful exploration of space for the benefit of humanity.”

Hot Jupiters’ cloudy nights, blistering days

The distant exoplanets known as “hot Jupiters” orbit their stars so tightly that they’re perpetually charbroiled. Plus they keep one face toward their stars.

ESA’s Mars craft landed, but not softly

“We have data coming back that allow us to fully understand the steps that did occur, and why the soft landing did not occur.” Meanwhile, the orbiter is A-OK.