C/2021 A1 (Leonard) - Wikipedia
C/2021 A1 (Leonard) was a long period comet [4] that was discovered by G. J. Leonard at the Mount Lemmon Observatory on 3 January 2021 (a year before perihelion) when the comet was 5 AU (750 million km) from the Sun. [1] It had a retrograde orbit. The nucleus was about 1 …
Comet Leonard's discoverer explains how the unusual object ...
Dec 22, 2021 · Comet Leonard — the brightest and most anticipated comet of the year — was discovered by Gregory Leonard, a senior research specialist at the University of Arizona's Lunar and Planetary...
APOD: 2021 November 21 - Introducing Comet Leonard
Comet C/2021 A1 (Leonard) was discovered as a faint smudge in January 2021 when it was out past Mars-- but its orbit will take the giant shedding ice-ball into the inner Solar System, passing near both Earth and Venus in December before it swoops around the Sun in early January 2022.
How to see the comet Leonard as it nears Earth in ... - NPR
Dec 3, 2021 · Comet Leonard is photographed from Savannah, Ga., between 5 and 6 a.m. on Wednesday. Patrick Prokop/HeavenlyBackyardAstronomy. Less than a year ago, when Comet Leonard was first discovered,...
Comet Leonard is at its closest to Earth right now. Here's ...
Dec 13, 2021 · Comet Leonard, the brightest comet of the year, made its closest approach to Earth today (Dec. 12) and should be visible through binoculars and telescopes, weather permitting.
How to catch your once-in-a-lifetime look at Comet Leonard
Dec 7, 2021 · Your once-in-a-lifetime chance to see a green comet named C/2021 A1 (a.k.a. Leonard) is here. Astronomy experts, including the comet’s discoverer, offer some tips on when and how to see the...
How to see Comet Leonard | The Planetary Society
How to see Comet Leonard. Keep an eye on the skies this month for a rare comet that's fading fast. Comet C/2021 A1 — a.k.a. Comet Leonard — will be visible for a little bit longer through mid-January.