On June 15, a monster black hole in the binary system V404 Cygni started showing signs of extraordinary activity that hasn’t happened since 1989. Astronomers around the world are watching the event.
These lens-shaped clouds are often mistaken for UFOs. Here’s how they form, plus gorgeous photos and a video.
On June 30 and July 1, 2015, look for the sky’s brightest and second-brightest planets to stage their closest conjunction until August, 2016. Venus and Jupiter will be less than one-half degree apart. That’s less than the moon’s diameter on our sky’s dome.
Since Philae renewed contact on June 13, the Rosetta team has been struggling to establish a stable link with the comet lander.
A leap second will be added to official timekeeping on Tuesday, June 30, 2015. That means your day – and my day and everyone’s day – will officially be one second longer. Meanwhile, a proposal to dump the leap second has been deferred until October.
ESA’s ExoMars consists of two separate missions to investigate Mars. The first, set to launch in January 2016, consists of an orbiter and lander. The lander is called Schiaparelli. The second mission, scheduled for 2018, will deliver a European rover and a Russian surface platform to Mars’ surface. Both missions are aimed at the search for evidence of methane and other indicators of active biological activity on Mars.
NASA’s New Horizons spacecraft will fly through the Pluto system on July 14. It’s only 2 weeks away!
It feels instantaneous, but how long does it really take to think a thought?
Tonight – June 29, 2015 – look for the star Antares near the moon (and the planet Saturn) as darkness falls. At the same time of night, look west for Jupiter and Venus! They are spectacular now and just one day away from their conjunction, marking these two bright worlds closest appearance to each other in our night sky until August, 2016!