* Astronomy

Title: Comet 162P/Siding Spring: A Surprisingly Large Nucleus Authors: Y. R. Fernandez, H. Campins, M. Kassis, C. W. Hergenrother, R. P. Binzel, J. Licandro, J. L. Hora, J. D. Adams Researchers present an analysis of thermal emission from comet 162P/Siding Spring (P/2004...

EphemerisDate TT R. A. (2000) Decl. Delta r Elong. Phase Mag 2013 02 01 21 49 48.4 -12 04 15 2.3980 1.4579 13.5 9.1 21.5 2013 02 02 21 53 04.0 -11 52 18 2.3994 1.4578 13.3 8.9 21.5 2013 02 03 21 56 19.3 -11 40 11 2.4009 1.4578 13.1 8.8 21.5 2013 02 04 21 59 34.4 -11 27 56 2.4024 1.4579 12.9 8.7 21.5 2013 02 05 22 0...

Asteroid (193) Ambrosia was discovered by the French (Corsican) astronomer J. Coggia on February 28, 1879 Read more

Comet 160P/LINEAR makes its closest approach to the Earth (1.068 AU) on the 14th September, 2012. EphemerisDate TT R. A. (2000) Decl. Delta r Elong. Phase Mag Mag2 2012 09 13 23 23 42.8 +05 59 09 1.0684 2.0670 170.2 4.7 17.6 2012 09 14 23 22 43.8 +06 07 34 1.0683 2.0669 170.4 4.7 17.6 2012 09 15 23 21 44.8 +06 1...

Comet C/2015 Q1 (Scotti) is at Perihelion (1.918 AU) in the constellation Orion on the 7th September 2015 EphemerisDate UT R.A. (J2000) Decl. Delta r El. Ph. Mag 2015 09 06 000000 04 57 26.9 +14 44 08 1.439 1.731 88.2 35.6 17.2 2015 09 07 000000 04 59 36.9 +14 30 51 1.431 1.731 88.6 35.6 17.2 2015 09 08 000...

The 130 - 280 metre wide asteroid 2018 DJ4 will make a close pass (47.1 lunar distances, 0.12117 AU), travelling at 6.16 km/second, to the Earth on the 19th April 2018 @ 21:20 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

Orbital elements: 2015 HD10 Earth MOID = 0.0032 AU Epoch 2015 June 27.0 TT = JDT 2457200.5 MPC M 7.71664 (2000.0) P Q n 0.34698385 Peri. 51.96242 -0.03888347 +0.99824059 a 2.0056872 Node 215.88646 -0.93905059 -0.05181778 e 0.5612369 Incl. 4.37967 -0.34157294 +0.02882094 P 2.84 H 27.1 G 0....

The 44 - 99 metre wide asteroid 2018 GU3 will make a close pass (22.5 lunar distances, 0.05805 AU), travelling at 20.87 km/second, to the Earth on the 19th April 2018 @ 14:34 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

On April 18, 1962, an unidentified flying object , most commonly referred to by witnesses as a "fireball" or a "meteor", crashed in Nevada after a near cross country flight. The event received coverage in newspapers, was documented by Project Blue Book, and the object was tra...

The 33 - 74 metre wide asteroid 2018 GW3 will make a close pass (31.4 lunar distances, 0.08077 AU), travelling at 7.16 km/second, to the Earth on the 18th April 2018 @ 20:11 UT ±00:06. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

The 180 - 410 metre wide asteroid 2015 XE352 will make a close pass (27.1 lunar distances, 0.06979 AU), travelling at 9.01 km/second, to the Earth on the 18th April 2018 @ 14:41 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

The 290 - 650 metre wide asteroid 2015 TX143 will make a close pass (77.8 lunar distances, 0.19994 AU), travelling at 20.41 km/second, to the Earth on the 18th April 2018 @ 08:43 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).

The Alpha Virginids occur between March 10 and May 6, peaking between April 7 and April 18, with five to ten meteors per hour. They were first detected in 1895. Read more Shower Activity Period Maximum Radiant Velocity ZH...

Comet 186P/Garradd makes its closest approach to the Earth (4.310 AU) on the 3rd October, 2011.

Comet 62P/Tsuchinshan makes its closest approach to the Earth (2.352 AU) on the 21st June, 2011.