A rapid reshaping of orbits resulting from a close encounter with Jupiter or Saturn can lead Centaurs to exhibit comet-like activity, according to a Planetary Science Institute Senior Scientist Eva Lilly paper.
Astronomy
Jan 9, 2024
1
79
A spacecraft the size of a cereal box has collected precise measurements of the atmospheres of large and puffy planets called "hot Jupiters." The findings, led by a team from the University of Colorado Boulder, could help ...
Planetary Sciences
Dec 11, 2023
0
160
Scientists have long puzzled over why all of the planets in Earth's solar system have slightly slanted orbits around the sun. But a new, Yale-led study suggests this phenomenon may not be so unusual after all. Even in "pristine" ...
Astronomy
Nov 28, 2023
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105
The James Webb Space Telescope observed the exoplanet WASP-80 b as it passed in front of and behind its host star, revealing spectra indicative of an atmosphere containing methane gas and water vapor. While water vapor has ...
Planetary Sciences
Nov 22, 2023
1
472
Jupiter has some of the most conspicuous atmospheric features in our solar system. The planet's Great Red Spot, large enough to envelop Earth, is nearly as well known as some of the various rivers and mountains on the planet ...
Astronomy
Oct 19, 2023
5
212
A new study led by Southwest Research Institute (SwRI) Planetary Scientist and Associate Vice President Dr. Alan Stern posits that the large, approximately 5-kilometer-long mounds that dominate the appearance of the larger ...
Astronomy
Oct 3, 2023
0
77
The search for exoplanets—planets that orbit stars located beyond the borders of our solar system—is a hot topic in astrophysics. Of the various types of exoplanets, one is hot in the literal sense: hot Jupiters, a class ...
Astronomy
Aug 14, 2023
0
161
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have found the possible "sibling" of a planet orbiting a distant star. The team has detected a cloud of debris that might be sharing this planet's ...
Astronomy
Jul 19, 2023
0
288
A team led by Southwest Research Institute (SwRI) and The University of Texas at San Antonio (UTSA) has found that NASA's Juno spacecraft orbiting Jupiter frequently encounters giant swirling waves at the boundary between ...
Planetary Sciences
Jul 17, 2023
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427
With the help of the CHEOPS space telescope an international team of European astronomers managed to clearly identify the existence of four new exoplanets. The four mini-Neptunes are smaller and cooler, and more difficult ...
Astronomy
Jun 8, 2023
0
141
