Space

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 18th known asteroid to fly past Earth within 1 lunar distance since January 9,...

April 28, 2017

florida fireball april 26 2017 03 52 utc

Long-lasting fireball over Florida

A long-lasting fireball was seen over Florida around 03:52 UTC on April 26, 2017 (23:52 EDT on April 25). The event lasted up to 20 seconds. The American Meteor Society received 46 reports by 17:35 UTC. Five witnesses reported sound associated with the event while...

April 26, 2017

new data shows heliosphere is nearly round and symmetrical

New data show heliosphere is nearly round and symmetrical

New data covering an entire 11-year solar activity cycle suggest that Sun and planets in our solar system are surrounded by a giant, spherical system of magnetic field from the Sun, calling into question the current view of the solar magnetic fields trailing behind...

April 24, 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 17th known asteroid to flyby Earth within 1 lunar distance since the start of the year. 2017 HV2 belongs to the...

April 23, 2017

new feature discovered in the night sky steve

New phenomenon discovered in the night sky

A new phenomenon seen as a giant purple streak of light in the night sky has been recently discovered and, for lack of a better word, named Steve. Steve was discovered thanks to scientists, citizen scientists, ground-based imagers and ESA's magnetic field Swarm...

April 21, 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 16th asteroid to flyby Earth within 1 lunar distance since January 9, 2017. 2017 HJ is Apollo asteroid...

April 18, 2017

meteor over queensland australia

Bright sunset meteor over Queensland, house-shaking sound reported

A bright meteor was seen streaking across the sunset sky over Queensland, Australia around 18:00 local time (08:00 UTC) on April 16, 2017. The fireball was observed from southern Queensland and northeastern New South Wales. House-shaking sound was reported in...

April 17, 2017

south carolina fireball april 2017

Bright fireball over South Carolina

A bright, long-lasting fireball was seen across the sky over South Carolina at 00:45 UTC on April 13, 2017 (20:45 EDT, April 12). Witnesses described a bright, white light lasting for about 10 seconds. Many said the object left a long tail. The event was seen...

April 13, 2017

0dealing with space debris preventing chain reaction

Dealing with space debris, preventing chain reaction

During April 18 - 21, experts from around the world will meet at ESA’s European Space Operations Centre, Darmstadt, Germany for the 7th European Conference on Space Debris discussing the extent of the space debris problem and what can be done to ensure that...

April 11, 2017

bright fireball san diego california april 2017

Bright fireball over San Diego, California

A very bright fireball was seen and recorded streaking through the night sky over San Diego, California around 04:00 UTC on April 11, 2017 (21:00 PDT, April 10). Witnesses have described the event as green and very bright fireball, lasting for several seconds. As of...

April 11, 2017

telescope image shows star formation can be a violent and explosive process

Telescope image shows star formation can be a violent and explosive process

Stellar explosions are most often associated with supernovae, the spectacular deaths of stars. But new ALMA observations provide insights into explosions at the other end of the stellar life cycle, star birth. Astronomers captured these dramatic images as they...

April 08, 2017

jupiter at opposition april 7 2017

Jupiter at opposition, closest to Earth in 2017

Planet Jupiter is at opposition on April 7, 2017, meaning that the Sun, Earth and Jupiter will form a straight line. At around the same time that Jupiter passes opposition (21:28 UTC), it also makes its closest approach to the Earth in 2017. By midnight (local...

April 07, 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

asteroid 2017 gm flyby april 4 2017

Asteroid 2017 GM to flyby Earth at a very close distance of 0.03 LD

A newly discovered asteroid designated 2017 GM will flyby Earth at a very close distance of 0.03 LD (~11 520 km / 7 158 miles) from the surface of our planet on April 4, 2017. This is the 15th known asteroid to flyby Earth within 1 lunar distance since the start of...

April 04, 2017

night sky guide 2017 april

Night sky guide for April 2017

April brings us three meteor showers - Virginids on April 12th, Lyrids on the 22nd and 23rd and Alpha Schorpiids on the 28th. The Moon will present minimal interference for Lyrids and Alpha Scorpiids. On April 1, Comet 41P/Tuttle-Giacobini-Kresák is making...

April 01, 2017

comet 41p tuttle giacobini kresak makes closest flyby since discovery

Comet 41P/Tuttle-Giacobini-Kresák makes closest flyby since discovery

Comet 41P/Tuttle-Giacobini-Kresák will make a close approach to our planet on April 1, 2017, passing at a safe distance of 0.142 AU / 55.4 LD. This will be its closest flyby of Earth since its discovery in 1858. 41P/Tuttle–Giacobini–Kresák...

March 30, 2017

asteroid 2017 FU102 flyby april 2 2017

Asteroid 2017 FU102 to flyby Earth at 0.55 LD

A newly discovered asteroid designated 2017 FU102 will flyby Earth at a distance of 0.55 LD (~211 200 km / 131 233 miles) from the surface of our planet on Sunday, April 2, 2017. The estimated size of 2017 FU102 is between 5.1 and 11 m (16 - 36 feet). It will flyby...

March 30, 2017