Las observaciones en longitudes de onda milimétricas de polvo y guijarros en 74 sistemas estelares sugieren que las migraciones planetarias podrían ser más comunes de lo que pensábamos.
comets
Dusty Belts Provide Clearer Insights into Exoplanet Formation
Millimeter-wavelength observations of dust and pebbles in 74 star systems hint that planetary migrations might be more common than we realized.
El pasado, presente y futuro de traer muestras extraterrestres
La obtención de muestras de cuerpos distantes del sistema solar ha revolucionado nuestra comprensión del cosmos y del lugar que ocupamos en él.
The Past, Present, and Future of Extraterrestrial Sample Return
Retrieving samples from distant solar system bodies has revolutionized our understanding of the cosmos and our place in it.
A Sugar Coating for Arrokoth
A Kuiper Belt object might contain ribose and glucose on its surface—the same elements that could have seeded life on Earth.
Introducing the New Editor-in-Chief of JGR: Planets
Learn about the person taking the helm of JGR: Planets and their vision for the coming years.
Dancing Dust on Comet 67P/Churyumov-Gerasimenko
Cometary activity moves sediments over the surface of 67P/Churyumov-Gerasimenko, with long-term sinks near the poles of the comet.
Mercury Isn’t Alone in Orbit, and Scientists Don’t Know Why
A cloud of dust traces the innermost planet’s orbital path. By all accounts, it shouldn’t be there.
Armagedón a 10,000 A.C.
Fragmentos de un cometa probablemente golpearon la Tierra hace 12,800 años, y una pequeña aldea del Paleolítico en Siria podría haber sufrido el impacto.
Armageddon at 10,000 BCE
Fragments of a comet likely hit Earth 12,800 years ago, and a little Paleolithic village in Syria might have suffered the impact.