Cryovolcanic eruption on comet 29P/Schwassmann-Wachmann

Cryovolcanic eruption on comet 29P/Schwassmann-Wachmann

Cryovolcanic comet 29P/Schwassmann-Wachmann suddenly brightened by more than 4 magnitudes on November 22, 2022, signaling a new significant eruption/outburst was underway. After the eruption, cryomagmatic debris started expanding in a shell shaped like Pac-Man.

Bright Kreutz sungrazing comet destroyed by the Sun

Bright Kreutz sungrazing comet destroyed by the Sun

A bright Kreutz sungrazing comet appeared in ESA/NASA SOHO C3 coronagraph imagery on July 11 and entered the C2 field of view on July 13, just before it faced its total destruction.

Comet 2017 K2 ‘The Record-Breaker’ makes its closest approach to Earth on July 14, 2022

Comet 2017 K2 ‘The Record-Breaker’ makes its closest approach to Earth on July 14, 2022

Comet 2017 K2 (PanSTARRS) – dubbed ‘The Record-Breaker’ – will make its close approach to Earth on July 14, 2022, and then reach perihelion (the closest point to the Sun) on December 19, close to the orbit of Mars. The comet is record-breaking because it was already becoming active when it was discovered in 2017 under the feeble glow of the distant Sun.

Large asteroid 1994 PC1 to fly past Earth at 5.5 LD on January 18

Large asteroid 1994 PC1 to fly past Earth at 5.5 LD on January 18

A large near-Earth asteroid designated 1994 PC1 will fly past Earth at a distance of 5.5 LD / 0.01325 AU (1.98 million km / 1.23 million miles) on January 18, 2022. This is the second-closest approach of this object to Earth since 1933. 1994 PC1 is an Apollo-class…

Bright North Taurid fireball over the Mediterranean Sea

Bright North Taurid fireball over the Mediterranean Sea

This bright North Taurid fireball overflew the Mediterranean Sea at 22:52 UTC on November 7, 2021. It was produced by a fragment from Comet Encke that hit the atmosphere at about 111 000 km/h (68 970 mph). The fireball began at an altitude of about 101 km (62 mph)…

C/2014 UN271 (Bernardinelli-Bernstein) – the largest comet ever discovered

C/2014 UN271 (Bernardinelli-Bernstein) – the largest comet ever discovered

Comet Bernardinelli-Bernstein (C/2014 UN271) — the largest comet ever discovered — is heading towards our solar system and forecast to make its closest approach in 2031 at 10.1 AU or slightly farther than Saturn. The current estimate suggests its nucleus is…

Very bright Kreutz-family Sungrazing comet destroyed by the Sun

Very bright Kreutz-family Sungrazing comet destroyed by the Sun

A very bright Kreutz-family Sungrazing comet was destroyed by the Sun on May 10, 2021. The object entered the view of the SOHO spacecraft's LASCO C3 instrument early May 8 and C2 on May 10. The object appeared to be tens of meters in diameter, which is fairly…