Astronomy news

1. Hayabusa 2 Finds Asteroid Ryugu Is Young, Dark & Dry

   Hayabusa 2’s asteroid Ryugu has some unexpected characteristics. In particular, its dry surface could spell trouble for current theories about how Earth obtained its water.

   The post Hayabusa 2 Finds Asteroid Ryugu Is Young, Dark & Dry appeared first on Sky & Telescope.

2. 60-Second Astro News: Cannonball Pulsar & Mapping a Star from Afar

   In astronomy news this week, scientists found a pulsar racing out of the galaxy and mapped a star's magnetic field from 130 light-years away.

   The post 60-Second Astro News: Cannonball Pulsar & Mapping a Star from Afar appeared first on Sky & Telescope.

3. Bumpy Road Ahead For NASA’s Osiris-REX

   Asteroid Bennu is turning out to be a hazardous place for the NASA spacecraft to sample: It has uneven, rugged terrain and occasionally even hurls rocks into space.

   The post Bumpy Road Ahead For NASA’s Osiris-REX appeared first on Sky & Telescope.

4. Amazing Images Capture Giant Fireball Exploding Over the Bering Sea

   A powerful fireball exploded over the wilds of eastern Russia last December. Satellites captured the whole thing. 

   The post Amazing Images Capture Giant Fireball Exploding Over the Bering Sea appeared first on Sky & Telescope.

5. New Results Probe the Origin of “Ultima Thule”

   As observations trickle in from NASA's New Horizons spacecraft, mission scientists have new insights on how their two-lobed target formed in the Kuiper Belt.

   The post New Results Probe the Origin of “Ultima Thule” appeared first on Sky & Telescope.