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 2018-12-07 18:42 

Sky & Telescope

Chang'e 4 Probe Heads to the Lunar Farside...

China's latest lunar mission will drop a lander and rover in one of the oldest terrains on the Moon, becoming the first craft to intentionally land on and explore the farside. The post Chang'e 4 Probe Heads to the Lunar Farside appeared first on S...

 2018-12-06 14:42 

Sky & Telescope

Mars and Neptune Have a Close Shave...

Want to find Neptune the easy way? Just point your binoculars or telescope at Mars the next few nights, when the two planets will be in close conjunction. The post Mars and Neptune Have a Close Shave appeared first on Sky & Telescope ....

 2018-12-05 19:00 

Sky & Telescope

Starlight Tally Reveals Cosmic History of Star Formation...

Nearly 11 billion years ago, the universe churned out stars at a rate 10 times greater than today. And yet all the starlight in the cosmos appears no brighter on the sky than a 60-watt light bulb seen from miles away. The post Starlight Tally Reveals Cosm...

 2018-12-05 15:58 

Sky & Telescope

SpaceX Launches Orbiting "Sculpture in the Sky" / Comet Update...

An art sculpture achieves orbit, 46P/Wirtanen becomes a naked-eye comet, and C/2018 V1 makes one last good pass. The post SpaceX Launches Orbiting "Sculpture in the Sky" / Comet Update appeared first on Sky & Telescope ....

 2018-12-04 15:10 

Sky & Telescope

Gravitational-Wave Observatories Bag Four Black-Hole Collisions...

A re-analysis of data from LIGO and Virgo brings the number of gravitational-wave detections to 11, including the most distant and most powerful black-hole merger yet discovered. The post Gravitational-Wave Observatories Bag Four Black-Hole Collisions app...

 2018-12-04 13:30 

Sky & Telescope

Planning the New Horizons Exploration of Ultima Thule...

Alan Stern, principal investigator of NASA's New Horizons mission, gives a detailed preview of what the spacecraft will be doing in the days up to, during, and after the impending flyby of the Kuiper Belt Object 2014 MU69. The post Planning the New Ho...

 2018-12-03 18:54 

Sky & Telescope

Osiris-REX Arrives at Asteroid Bennu...

NASA's ambitious Osiris-REX mission will now spend the next couple years surveying Bennu before attempting to return a sample to Earth. The post Osiris-REX Arrives at Asteroid Bennu appeared first on Sky & Telescope ....

 2018-11-30 15:07 

Sky & Telescope

Tour December's Sky: Morning Planets...

December's astronomy podcast urges you to get outside early to gaze on dazzling Venus — then Mercury, then Jupiter — crowding the eastern sky before dawn. The post Tour December's Sky: Morning Planets appeared first on Sky & Telescope ...

 2018-11-30 14:31 

Sky & Telescope

Happy Birthday, Royal Astronomical Society of Canada!...

The RASC turns 150 on December 1st! Join us in wishing them all the best on this historical milestone. The post Happy Birthday, Royal Astronomical Society of Canada! appeared first on Sky & Telescope ....

 2018-11-29 21:12 

Sky & Telescope

Glowing Serpent Found in the Sky...

Astronomers have discovered a star generating a pinwheel of dust 8,000 lightyears away, which may shed some light on the last stages of massive star evolution. The post Glowing Serpent Found in the Sky appeared first on Sky & Telescope ....

 2018-11-29 18:12 

Sky & Telescope

Supernova Discovered in the Bright Galaxy M77...

A new supernova in the bright galaxy M77 in Cetus is within range of amateur telescopes. Here's how to find it. The post Supernova Discovered in the Bright Galaxy M77 appeared first on Sky & Telescope ....

 2018-11-27 15:36 

Sky & Telescope

Insight Lander Touches Down on Mars...

After a safe landing, NASA's first dedicated geophysical mission to Mars will spend the next two years studying the deep interior of the Red Planet. The post Insight Lander Touches Down on Mars appeared first on Sky & Telescope ....

 2018-11-26 14:00 

Sky & Telescope

Comet 46P/Wirtanen Approaches Earth...

On December 16th, the comet will pass within 12 million kilometers of Earth and should brighten to about 3rd magnitude, though the diffuse coma and a nearly full Moon will make observations difficult. The post Comet 46P/Wirtanen Approaches Earth appeared ...

 2018-11-20 18:00 

Sky & Telescope

A Black Hole X-Ray Binary Rises...

New observations have captured a feeding black hole in our galaxy as it bursts onto the scene. The post A Black Hole X-Ray Binary Rises appeared first on Sky & Telescope ....

 2018-11-20 17:02 

Sky & Telescope

Jezero Crater Selected as Landing Site for Mars 2020 Rover...

NASA's next Mars rover will explore a geologically diverse crater that may once have been flooded with water, a crucial ingredient for the mission's search for evidence of past life. The post Jezero Crater Selected as Landing Site for Mars 2020 Ro...

 2018-11-20 13:00 

Sky & Telescope

60-Second Astro News: A Carnivorous Quasar and a Galaxy Ghost...

In astronomy news this week: The most luminous quasar known in the cosmos is devouring three galaxy companions, while a newly discovered ghostly satellite of the Milky Way hints at hordes more just waiting to be found. The post 60-Second Astro News: A Car...

 2018-11-19 18:28 

Sky & Telescope

Amateur Planet Hunters Have a New Online Resource...

A database run by the American Association of Variable Star Observers will organize and archive data on transiting exoplanets collected by amateur astronomers. The post Amateur Planet Hunters Have a New Online Resource appeared first on Sky & Telescope ....

 2018-11-19 13:00 

Sky & Telescope

Ducks in Disguise or How Stars Hide Their True Colors...

Do star clusters form all at once or over several generations? A team of astronomers finds an answer among the spinning stars of an amateur favorite, the Wild Duck Cluster. The post Ducks in Disguise or How Stars Hide Their True Colors appeared first on S...

 2018-11-15 13:00 

Sky & Telescope

Paintballs Clarify What Happens When an Asteroid Hits Earth's Ocean...

Coastal waves from mid-sized asteroid impacts might be more like a storm surge than a wall of watery destruction, according to NASA experiments with paintballs. The post Paintballs Clarify What Happens When an Asteroid Hits Earth's Ocean appeared firs...

 2018-11-14 18:00 

Sky & Telescope

A Chilly Super-Earth May Orbit Barnard's Star...

One of the closest stars to the Sun hosts a planet at least three times as massive as our own where temperatures might be just low enough to freeze liquid water. The post A Chilly Super-Earth May Orbit Barnard's Star appeared first on Sky & Telescope ...

 2018-11-13 16:55 

Sky & Telescope

The Case of the Vanishing Nebula...

Now you see it, now you don't. McNeil's Nebula in Orion has disappeared, thanks to a drastic reduction in brightness from the protostar that usually provides illumination. The post The Case of the Vanishing Nebula appeared first on Sky & Telescope...

 2018-11-12 13:00 

Sky & Telescope

Puny Star Might Be Specimen from Early Universe...

A low-mass sun with few elements heavier than helium provides hope that the Galaxy might contain survivors from the very first generation of stars. The post Puny Star Might Be Specimen from Early Universe appeared first on Sky & Telescope ....

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