The Japanese HTV-4 unmanned cargo spacecraft was unberthed and released from the International Space Station today, September 4th 2013 with release occurring at 16:20 UTC.br br HTV-4 will back away from the flying complex and re-entry Earth's atmosphere, burning up on re-entry - disposing of the trash inside. HTV-4 was launched earlier this year and brought up supplies for the crew onboard the Station.