Twice as big in volume as the Earth, HD 40307g straddles the line between "Super-Earth" and "mini-Neptune" and scientists aren't sure if it has a rocky surface or one that's buried beneath thick layers of gas and ice. One thing is certain though: at eight time the Earth's mass, its gravitational pull is much, much stronger.
This soft sweatshirt has a loose fit for a comfortable feel.
- Loose fit
- 50% Cotton; 50% Polyester (fibre content may vary for different colors)
- Medium fabric (8.0 oz/yd² (271.25 g/m²))
- Sewn in label
- Runs true to size