Search results for Trans Neptunian Objects

Astronomy Oct 09, 2020

The legacy of of the Spitzer Space Telescope

To understand the significance of the Spitzer Space Telescope on the understanding of our solar system, think of what the steam engine meant for the industrial revolution.

Astronomy Oct 05, 2020

It took several million years for Arrokothn to acquire its bizarre, pancake-flat shape

The trans-Neptunian object Arrokoth, also known as Ultima Thule, which NASA's space probe New Horizons passed on New Year's Day 2019, may have changed its shape significantly in the first 100 million years since its formation. ...

Astronomy Sep 28, 2020

Study describes discovery of close binary trans-Neptunian object

A new study authored by Southwest Research Institute scientists Rodrigo Leiva and Marc Buie reveals the binary nature of a trans-Neptunian object (TNO). Leiva and Buie utilized data obtained by the Research and Education ...

Astronomy Sep 21, 2020

Rock types on Ryugu provide clues to the asteroid's turbulent history

The asteroid Ryugu may look like a solid piece of rock, but it's more accurate to liken it to an orbiting pile of rubble. Given the relative fragility of this collection of loosely bound boulders, researchers believe that ...

General Physics Aug 24, 2020

Could Planet 9 be a primordial black hole?

For several years, astronomers and cosmologists have theorized about the existence of an additional planet with a mass 10 times greater than that of Earth, situated in the outermost regions of the solar system. This hypothetical ...

Astronomy Aug 18, 2020

The sun may have started its life with a binary companion

A new theory published today in the Astrophysical Journal Letters by scientists from Harvard University suggests that the sun may once have had a binary companion of similar mass. If confirmed, the presence of an early stellar ...

Astronomy Mar 11, 2020

Researchers find new minor planets beyond Neptune

Using data from the Dark Energy Survey (DES), researchers have found more than 300 trans-Neptunian objects (TNOs), minor planets located in the far reaches of the solar system, including more than 100 new discoveries. Published ...

Astronomy Sep 30, 2019

Planet Nine could be a primordial black hole, new research suggests

The hypothetical Planet Nine, assumed to be lurking somewhere in the outskirts of our solar system, may not be a planet at all. A new study, published September 24 on the arXiv pre-print server, suggests that the mysterious ...

Astronomy Jun 25, 2019

Research team studies binaries to make heads or tails of planet formation

A Southwest Research Institute-led team studied the orientation of distant solar system bodies to bolster the "streaming instability" theory of planet formation.

Astronomy Jun 25, 2019

Study shows how icy outer solar system satellites may have formed

Using sophisticated computer simulations and observations, a team led by researchers from the Earth-Life Science Institute (ELSI) at Tokyo Institute of Technology has shown how the so-called trans-Neptunian objects (or TNOs) ...

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