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Astronomy Jun 21, 2022

Researcher shows how elliptical craters could shed light on age of Saturn's moons

A new SwRI study describes how unique populations of craters on two of Saturn's moons could help indicate the satellites' age and the conditions of their formation. Using data from NASA's Cassini mission, SwRI postdoctoral ...

Space Exploration May 24, 2022

Forget about Mars, when will humans be flying to Saturn?

It might be hard to fathom now, but the human exploration of the solar system isn't going to stop at the moon and Mars. Eventually, our descendants will spread throughout the solar system—for those interested in space exploration, ...

Astronomy May 19, 2022

Ceres probably formed farther out in the solar system and migrated inward

When Sicilian astronomer Giuseppe Piazzi spotted Ceres in 1801, he thought it was a planet. Astronomers didn't know about asteroids at that time. Now we know there's an enormous quantity of them, primarily residing in the ...

Astronomy Apr 29, 2022

Venus and Jupiter to get hearts racing with celestial 'kiss'

Early risers are in for a celestial treat this weekend when four planets in our solar system align in the sky, culminating in a "romantic" display between Venus and Jupiter.

Astronomy Apr 21, 2022

Pluto's orbit is surprisingly unstable

In 1930, astronomer Clyde Tombaugh discovered the fabled "Ninth Planet" (or "Planet X") while working at the Lowell Observatory in Flagstaff, Arizona. The existence of this body had been predicted previously based on perturbations ...

Astronomy Apr 7, 2022

Two new Saturn-mass exoplanets discovered

An international team of astronomers reports the detection of two new Saturn-mass exoplanets as part of the CARMENES radial velocity survey. The newly found alien worlds, designated TYC 2187-512-1 b and TZ Ari b, orbit nearby ...

Astronomy Mar 30, 2022

Scientists discover distant long-period comets quickly fade away

As comets approach the Sun, they release gas and dust known to astronomers as cometary activity. For comets passing near or inside Earth's orbit, this activity slows over successive orbits. University of Oklahoma astronomer ...

Space Exploration Feb 21, 2022

Jupiter, Saturn, Uranus, Neptune: Why our next visit to the giant planets will be so important, and just as difficult

The giant planets—Jupiter, Saturn, Uranus and Neptune—are some of the most awe-inspiring in our solar system, and have great importance for space research and our comprehension of the greater universe.

Planetary Sciences Feb 8, 2022

Saturn's high-altitude winds generate extraordinary aurorae, study finds

Leicester space scientists have discovered a never-before-seen mechanism fuelling huge planetary aurorae at Saturn.

Astronomy Jan 19, 2022

Uncovering evidence for an internal ocean in small Saturn moon

A Southwest Research Institute scientist set out to prove that the tiny, innermost moon of Saturn was a frozen inert satellite and instead discovered compelling evidence that Mimas has a liquid internal ocean. In the waning ...

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