Comets and asteroids

Chelyabinsk Asteroid

5th anniversary of Chelyabinsk event, the biggest asteroid airburst since 1908

February 15, 2018 marks the 5th anniversary of the Chelyabinsk event, the biggest asteroid airburst this century so far and the biggest one since the 1908 Tunguska event. This is also the only asteroid confirmed to have resulted in a large number of injuries.​ The...

February 15, 2018

asteroid 2018 cd3

Asteroid 2018 CD3 to flyby Earth at 0.93 LD on February 15

A newly discovered asteroid designated 2018 CD3 will flyby Earth at a distance of 0.93 LD / 0.00238 AU (~356 042 km / 221 234 miles) at 19:42 UTC on February 15, 2018. This is the 14th known asteroid to flyby Earth within 1 lunar distance since the start of the...

February 12, 2018

asteroid 2018 cn2

Asteroid 2018 CN2 flew past Earth at 0.18 LD, discovered one day before closest approach

A newly discovered asteroid designated 2018 CN2 flew past Earth at a distance of 0.18 LD / 0.00047 AU (~ 70 310 km / 43 689 miles) on February 9, 2018, one day after it was discovered. This is the 12th of 13 known asteroids to flyby Earth within 1 lunar distance...

February 11, 2018

asteroid 2018 cf2

Asteroid 2018 CF2 flew past Earth at 0.25 LD, one day before discovery

A newly discovered asteroid designated 2018 CF2 flew past Earth at a distance of 0.25 LD / 0.00065 AU (~97 238 km / 60 421 miles) on February 6, 2018, one day before its discovery. This is the 4th closest known asteroid to flyby Earth since the start of the year....

February 11, 2018

asteroid 2018 cs1

Asteroid 2018 CS1 flew past Earth at 0.90 LD, 3 days before discovery

A newly discovered asteroid designated 2018 CS1 flew past Earth at a distance of 0.90 LD / 0.00230 (~ 344 075 km / 213 798 miles) on February 4, 2018, 3 days before it was first observed. A total of 13 known asteroids flew past us within 1 lunar distance since the...

February 11, 2018

asteroid 2018 cb

Asteroid 2018 CB to flyby Earth at 0.17 LD on February 9

A newly discovered asteroid designated will flyby Earth at a distance of 0.17 LD / 0.00043 AU (~64 327 km / 39 970 miles) on February 9, 2018. This is the 10th known asteroid to flyby Earth within 1 lunar distance since the start of the year and, 9th since January...

February 05, 2018

asteroid 2018 cc

Asteroid 2018 CC to flyby Earth at 0.5 LD on February 6

A newly discovered asteroid designated 2018 CC will flyby Earth at a distance of 0.50 LD / 0.00128 AU (~191 485 km / 118 983 miles) on February 6, 2018. This is the 9th known asteroid to flyby Earth within 1 lunar distance since the start of the year, 8th since...

February 05, 2018

asteroid 2018 bn6

Asteroid 2018 BN6 flew past Earth at 0.94 LD, 7th within 1 LD in 9 days

A newly discovered asteroid designated 2018 BN6 flew past Earth at a distance of 0.94 LD / 0.00242 AU (~362 026 km / 224 953 miles) on January 24, 2018. Its closest approach to Earth took place 3 days before it was discovered. This asteroid belongs to the Apollo...

January 28, 2018

asteroid 2018 bf3

Asteroid 2018 BF3 flew past Earth at 0.63 LD, 6th in 4 days

A sixth known near-Earth asteroid in just 4 days flew past Earth within 1 lunar distance on January 19, 2018. The latest asteroid was designated 2018 BF3 and it flew past Earth at a distance of 0.63 LD / 0.00162 AU (~242 348 km / 150 588 miles) at 03:00 UTC. This...

January 23, 2018

asteroid 2018 br1

Asteroid 2018 BR1 flew past Earth at 0.33 LD on January 16, 5th in 4 days

A small asteroid designated 2018 BR1, first observed on January 17 flew past Earth at a distance of 0.33 LD / 0.00088 (~131 646 km / 81 801 miles) on January 16, 2018. This is now the 5th known asteroid to flyby Earth within 1 lunar distance in 4 days and the 6th...

January 20, 2018

asteroid 2018bx

Asteroid 2018 BX to flyby Earth at 0.73 LD on January 19, second of the day

A newly discovered asteroid designated 2018 BX will flyby Earth at 0.73 LD / 0.00188 AU (~281 243 km / 174 756 miles) at 23:00 UTC on January 19, 2018. This is the second known asteroid to flyby Earth within 1 lunar distance today, the other one will fly by at 20:22...

January 19, 2018

asteroid 2018 bw

Newly discovered asteroid 2018 BW flew past Earth at 0.43 LD on January 15

A newly discovered asteroid designated 2018 BW flew past Earth at a distance of 0.43 LD / 0.00112 (~167 549 km / 104 110 miles) at 15:13 UTC on January 15, 2018, 2 days before it was first observed. This is the 4th known asteroid to flyby Earth within 1 lunar...

January 18, 2018

asteroid 2018 bd

Asteroid 2018 BD missed Earth by just 0.10 LD on January 18

A newly discovered asteroid designated 2018 BD flew past Earth at a very close distance of 0.10 LD / 0.00026 AU (~38 895 km / 24 168 miles) at 15:43 UTC on January 18, 2018, some 7 hours after it was discovered. This is the fourth closest approach to our planet...

January 18, 2018

asteroid 2018 bc

Asteroid 2018 BC to flyby Earth at 0.73 LD on January 19

A newly discovered asteroid designated 2018 BC will flyby Earth at a distance of 0.73 LD / 0.00189 AU (~ 282 739 km / 175 686 miles) on January 19, 2018. This is the second known asteroid to flyby Earth within 1 lunar distance since January 1, 2018, and 55th since...

January 18, 2018

asteroid 2018 ah

Large asteroid 2018 AH flew past Earth at 0.77 LD, 2 days before discovery

A relatively large newly discovered asteroid designated 2018 AH flew past Earth at 0.77 LD / 0.00199 AU (~297 699 km / 184 982 miles) on January 2, 2018. This is the 1st known asteroid to flyby Earth within 1 LD this year, 54th since January 1, 2017 and the largest...

January 08, 2018

comet96p

Return of the Comet: 96P spotted by ESA, NASA satellites

The ESA (European Space Agency) and NASA mission SOHO — short for Solar and Heliospheric Observatory — got a visit from an old friend this week when comet 96P entered its field of view on October 25, 2017. The comet entered the lower right corner of...

November 04, 2017

2017 U1 orbit

First interstellar near-Earth object originating out of our solar system

Observations of a recently discovered near-Earth object currently designated A/2017 U1 suggest the object approached our solar system almost directly 'above' the ecliptic on September 9, 2017, and passed under Earth's orbit on October 14 at 60 lunar...

October 26, 2017