Near-Earth Objects

asteroid 2017 sr2

Asteroid 2017 SR2 to flyby Earth at 0.24 LD on September 20, second of the day

A newly discovered asteroid designated 2017 SR2 will flyby Earth at a very close distance of 0.24 LD (~92 160 km / 57 265 miles) at 20:29 UTC on September 20, 2017. This is the second known near-Earth asteroid to flyby Earth at a distance of 1 LD today, the third...

September 20, 2017

asteroid 2017 sm2

Asteroid 2017 SM2 flew past Earth at 0.81 LD on September 20

A newly discovered asteroid designated 2017 SM2 flew past Earth at 0.81 LD (~311 040 km / 193 271 miles) on September 20, 2017. This is the 30th known asteroid to flyby Earth within 1 LD since the start of the year and the second within the past 7 days, according to...

September 20, 2017

asteroid 2017 sq2 close flyby september 14 2017

Asteroid 2017 SQ2 flew past Earth at 0.53 LD on September 14, 4 days before discovery

A newly discovered asteroid designated 2017 SQ2 flew past Earth at a very close distance of 0.53 LD (~203 520 km / 126 461 miles) on September 14, 2017. The object flew past us 4 days before it was discovered. Asteroid 2017 SQ2 belongs to the Apollo group of...

September 20, 2017

3122 florence by mike olason

Two moons discovered orbiting large asteroid 3122 Florence as it flew past Earth

Asteroid 3122 Florence (1981 ET3), one of the largest known, flew past Earth at a distance of 18.38 LD (~7 million km / 4.4 million miles / 0.047 AU) at 12:06 UTC on September 1, 2017. This is the largest asteroid to pass this close to our planet since the first...

September 09, 2017

asteroid 2017 qb35

Newly discovered asteroid 2017 QB35 to flyby Earth at 0.93 LD on September 3

A newly discovered asteroid designated 2017 QB35 will flyby Earth at 0.93 LD (~357 120 km / 221 904 miles) on September 3, 2017. This is the 28th known asteroid to flyby Earth within 1 lunar distance since the start of the year (according to data available September...

September 01, 2017

asteroid 2017 qn2

Asteroid 2017 QN2 to flyby Earth at 0.57 LD on August 20, 2017

A newly discovered asteroid designated 2017 QN2 will flyby Earth at a distance of 0.57 LD (~ 218 880 km / 136 005 miles) on August 20, 2017. This is the 27th known near-Earth asteroid to flyby Earth within 1 lunar distance since the start of the year (according to...

August 20, 2017

asteroid 2017 qp1 position on august 19 2017

Asteroid 2017 QP1 flew past Earth at 0.17 LD, 2 days before discovery

A newly discovered asteroid designated 2017 QP1 flew past Earth at a very close distance of 0.17 LD (~65 280 km / 40 563 miles) on August 14, 2017, two days before it was discovered. This is the 26th known near-Earth asteroid to flyby Earth within 1 lunar distance...

August 20, 2017

asteroid

3122 Florence - one of the largest known asteroids to flyby Earth on September 1

A huge, Amor-class asteroid named 3122 Florence (1981 ET3) will flyby Earth at 18.38 LD (~7 million km / 4.4 million miles / 0.047 AU) at 12:06 UTC on September 1, 2017. This is the largest asteroid to pass this close to our planet since the first near-Earth...

August 14, 2017

asteroid 2012 tc4 geocentric diagram

New observations of near-Earth asteroid 2012 TC4 reveal 0.1 LD flyby

New observations of near-Earth asteroid designated 2012 TC4 reveal it will fly past our planet at a very close distance of 0.13 LD (~50 100 km / 31 140 miles) at 05:42 UTC October 12, 2017. Current estimates suggest it should peak around mag 13 at closest approach....

August 10, 2017

asteroid 2017 OO1 flyby july 21 2017

Asteroid 2017 OO1 flew past Earth at a very close distance of 0.33 LD

A newly discovered asteroid designated 2017 OO1 flew past Earth at a very close distance of 0.33 LD (~125 720 km / 78 740 miles) at 02:27 UTC on July 21, 2017. It was discovered 2 days after its closest approach. This is the 25th known near-Earth asteroid to flyby...

July 25, 2017

asteroid 2012 tc4

Asteroid 2012 TC4 to safely flyby Earth on October 12, 2017

A small Apollo-class asteroid named 2012 TC4 will safely flyby Earth at 06:07 UTC ( ± 02:51) on October 12, 2012. This asteroid has not ben seen since it was discovered in October 2012, when it flew past Earth at about 0.25 LD (¼ the distance from...

July 13, 2017

asteroid 2017 jq1

Asteroid 2017 JQ1 flew past Earth at 0.44 LD

A newly discovered asteroid designated 2017 JQ1 flew past Earth at a distance of 0.44 LD (168 960 km / 104 986 miles) at 01:16 UTC on May 4, 2017. This is the 23rd known asteroid to fly past Earth within 1 lunar distance since January 9, 2017 (according to data...

May 06, 2017

asteroid 2017 ja

Asteroid 2017 JA flew past Earth at a distance of 0.26 LD

A newly discovered asteroid 2017 JA flew past Earth at a distance of 0.26 LD (~99 840 km / 62 037 miles) on May 2, 2017, just a day after it was discovered. This is the 22nd known near-Earth asteroid to flyby Earth within 1 lunar distance (according to data...

May 02, 2017

asteroid 2017 hg4

Asteroid 2017 HG4 flew past Earth at 0.61 LD

A near-Earth asteroid designated 2017 HG4 flew past Earth at a distance of 0.61 LD (~234 240 km / 145 550 miles) on April 22, 2017, four days before it was discovered. This makes it the 20th known asteroid to fly past Earth within 1 lunar distance since January 9,...

April 28, 2017

asteroid 2017 hv2

Newly discovered asteroid 2017 HV2 to flyby Earth at 0.33 LD

A newly discovered asteroid designated 2017 HV2 will flyby Earth at a distance of 0.33 LD (~126 720 km / 78 740 miles) on April 23, 2017. This is the 21st known asteroid to flyby Earth within 1 lunar distance since the start of the year (according to data available...

April 23, 2017

asteroid 2017 hj

Asteroid 2017 HJ discovered a day after it flew past Earth at 0.35 LD

A newly discovered asteroid designated 2017 HJ flew past Earth at a distance of 0.35 LD (134 400 km / 83 512 miles) at 05:43 UTC on April 16, 2017. This is the 18th known asteroid to flyby Earth within 1 lunar distance since January 9, 2017 (according to data...

April 18, 2017

asteroid 2014 JO25 flyby april 19 2017

Large asteroid 2014 JO25 to flyby Earth at 4.6 LD on April 19

A large asteroid designated 2014 JO25 will safely flyby Earth at a distance of 4.6 LD (1.76 million km / 1.09 million miles) on April 19, 2017. This is the closest approach by any known asteroid of this size, or larger, since asteroid Toutatis in September 2004....

April 07, 2017