RARE ‘TEARDROP’ STAR AND ITS INVISIBLE PARTNER ARE DOOMED TO EXPLODE IN A MASSIVE SUPERNOVA
stronomers have discovered a rare, teardropshaped star swirling through the cosmos some 1,500 light years from the Sun. Why does the star have this
Other-world Greenhouses
I t’s generally accepted that planetary colonies will have to grow their own food, and no colony illustration is complete without an astronaut tending some crops. But like everything in space, this is not as easy as it looks. Various plants have been
