Asteroid Phaethon – Astronomy Now

29 March 2023

Latest News

[ 28 March 2023 ] James Webb’s infrared vision lets astronomers take an exoplanet’s temperature News
[ 27 March 2023 ] NASA gearing up for OSIRIS-REx asteroid sample recovery News
[ 23 March 2023 ] A simpler, more mundane explanation for ‘Oumuamua’s strange behaviour News
[ 22 March 2023 ] Japanese Hakuto-R moon lander slips into lunar orbit News
[ 21 March 2023 ] Analysis of Magellan data shows apparent volcanic activity on Venus News

Sodium jets may explain asteroid Phaethon’s comet-like brightening

17 August 2021 Astronomy Now

When does an asteroid behave like a comet? Perhaps when sub-surface sodium heats up and fizzes into space during a close pass by the Sun.

Arecibo radar returns with asteroid Phaethon images

29 December 2017 Astronomy Now

After several months of downtime since Hurricane Maria struck the island of Puerto Rico, the Arecibo Observatory Planetary Radar has returned to normal operation, providing the highest-resolution images to date of near-Earth asteroid 3200 Phaethon during its December 2017 close approach to Earth.