Near-Earth Objects

asteroid 2020 fj4

Newly-discovered asteroid 2020 FJ4 flew past Earth at 0.67 LD on March 25

A newly-discovered asteroid designated 2020 FJ4 flew past Earth at a distance of 0.67 LD / 0.00172 AU (257 308 km / 159 883 miles) at 13:43 UTC on March 25, 2020. This is the 24th known asteroid to flyby Earth since the start of the year, including 2020 FG4 on March...

March 25, 2020

asteroid 2020 fl2

Newly-discovered asteroid 2020 FL2 flew past Earth at 0.38 LD

A newly-discovered asteroid designated 2020 FL2 flew past Earth at a distance of 0.38 LD / 0.00099 AU (148 101 km / 92 026 miles) on March 22, 2020. This is the 22nd known asteroid to flyby Earth within 1 lunar distance since the start of the year and the 3rd this...

March 23, 2020

asteroid 2020 fd

Newly-discovered asteroid 2020 FD to flyby Earth at 0.67 LD on March 18

A newly-discovered asteroid designated 2020 FD will flyby Earth at a distance of 0.68 LD / 0.00171 AU (255 812 km / 158 954 miles) at 04:05 UTC on March 18, 2020. This is the 20th known asteroid to flyby Earth within 1 lunar distance since the start of the year and...

March 17, 2020

asteroid 2020 dr4

Asteroid 2020 DR4 flew past Earth at 0.24 lunar distances

A newly-discovered asteroid designated 2020 DR4 flew past Earth at a distance of 0.24 LD / 0.00062 AU (92 750 km / 57 632 miles) on February 25, 2020. This is the 19th known asteroid to flyby Earth within 1 lunar distance since the start of the year. Aten-class...

March 09, 2020

asteroid 2020 cd3

Asteroid 2020 CD3 flew past Earth at just 0.12 LD - Earth's second 'mini-moon'

A newly-discovered asteroid designated 2020 CD3 flew past Earth at a distance of just 0.12 LD / 0.00031 AU (46 375 km / 28 816 miles) on February 13, 2020. This is the 18th known asteroid to flyby Earth within 1 lunar distance since the start of the year and the...

February 27, 2020

second minimoon 2020 cd3 image f

Earth captures its second 'mini-moon' -- Asteroid 2020 CD3

Astronomers working at the Catalina Sky Survey, University of Arizona have discovered a possible mini-moon orbiting the Earth, now cataloged by the International Astronomical Union (IAU) as 2020 CD3. 2020 CD3 flew past Earth at a distance of just 0.12 LD / 0.00031...

February 27, 2020

asteroid 2020 da1

Three new asteroids flew past Earth within 1 lunar distance

Three newly-discovered asteroids - designated 2020 DU, 2020 DA1, and 2020 DW - flew past Earth within 1 lunar distance over the past few days. This pushed the total number of known <1 LD asteroid flybys this year to 17. This time last year, we had just 6 such...

February 20, 2020

asteroid 2020 cq2

Asteroid 2020 CQ2 flew past Earth at 0.39 LD

A newly-discovered asteroid designated 2020 CQ2 flew past Earth at a distance of 0.39 LD / 0.00099 AU (148 101 km / 92 026 miles) at 02:19 UTC on February 14, 2020. This is the 14th known asteroid to flyby Earth within 1 lunar distance since the start of the year...

February 17, 2020

asteroid 2020 cq1

Asteroid 2020 CQ1 flew past Earth at 0.17 LD

A newly-discovered asteroid designated 2020 CQ1 flew past Earth at a distance of 0.17 LD / 0.00043 AU (64 327 km / 39 970 miles) at 11:17 UTC on February 4, 2020. This is the 13th known asteroid to flyby Earth within 1 lunar distance since the start of the year,...

February 12, 2020

asteroid 2020 cw

Asteroid 2020 CW flew past Earth at a very close distance of 0.04 LD - 8th closest on record

A newly-discovered asteroid designated 2020 CW flew past Earth at a very close distance of 0.04 LD / 0.00011 AU (16 455 km / 10 225 mi) at 12:50 UTC on February 1, 2020. This is well within the orbit of our geostationary satellites ~ 35 800 km (22 300 miles). The...

February 03, 2020

asteroid 2020 ba15

Asteroids 2020 BA15 and 2020 BZ13 flew past Earth within 1 lunar distance

Two newly-discovered asteroids designated 2020 BA15 and 2020 BZ13 flew past Earth within 1 lunar distance on January 28 and 29, respectively. Since the start of the year, our sky surveys have identified a total of 9 asteroids whose orbits took them within 1 lunar...

February 02, 2020

asteroid 2020 bt14

Asteroid 2020 BT14 to flyby Earth at 0.49 LD on February 3

A newly-discovered asteroid designated 2020 BT14 will flyby Earth at 08:19 UTC on February 3, 2020, at a distance of 0.49 LD / 0.00126 AU (188 493 km / 117 124 miles). This is the second known asteroid to flyby Earth within 1 lunar distance this month, making a...

February 02, 2020

asteroid 2020 ca

Asteroid 2020 CA to flyby Earth at 0.57 LD on February 2

A newly-discovered Aten-class asteroid designated 2020 CA will flyby Earth at 15:49 UTC on February 2, 2020, at a distance of 0.57 LD / 0.00147 AU (219 908 km / 136 645 miles). With 3 other new <1LD approaches since our last update, this is the 9th known asteroid...

February 02, 2020

asteroid 2020 ba16

Asteroid 2020 BA13 flew past Earth at 0.51 LD

A newly-discovered asteroid designated 2020 BA13 flew past Earth at a distance of 0.51 LD / 0.00132 AU (197 469 km / 122 701 miles) on January 27, 2020. This is the 5th known asteroid to flyby Earth within 1 lunar distance since the start of the year. 2020 BA13...

January 31, 2020

asteroid 2020 bh6

Asteroid 2020 BH6 flew past Earth at a distance of 0.18 LD

A newly discovered asteroid designated 2020 BH6 flew past Earth at a distance of 0.18 LD / 0.00047 AU (70 310 km / 43 689 miles) on January 25, 2020. This is the 4th and the closest asteroid to flyby Earth within 1 lunar distance since the start of the year. The...

January 28, 2020

asteroid 2020 bb5

Asteroids 2020 BK3 and 2020 BB5 flew past Earth at 0.78 and 0.69 LD, respectively

Two newly discovered asteroids flew past Earth within 1 lunar distance since January 20, 2020. These are the second and third known asteroids to flyby Earth within 1 LD since the start of the year. The first, designated 2020 BK3 is an Apollo-class asteroid that flew...

January 24, 2020

asteroid 2020 ap1

Newly discovered asteroid 2020 AP1 flew past Earth at 0.85 LD

A newly discovered asteroid designated 2020 AP1 flew past Earth at a distance of 0.85 LD / 0.00218 AU (326 123 km / 202 643 miles) on January 2, 2020. This is the first known asteroid to flyby Earth within 1 lunar distance this year. In 2019, we had 76 such...

January 06, 2020