A recent study sheds a new light on Mars' atmosphere. With the Solar System being nearly 3. 8 billion years old, it's not so much a stretch to imagine one of our sister planets once being habitable.
Astrobiologists are thinking seriously about sending weather stations, gene sequencers, drilling rigs and more to Mars for the life search operation, as still no not such sign of life has been found on the red planet.
NASA first mission to Mars is probably not possible due to technical and financial challenges. NASA's first mission to Mars will be facing delay. The reason is that NASA is facing budget challenges for the mission.
The US Congress faces a tough call to cut funds for the International Space Station so that NASA may continue its plan to send astronauts to planet Mars.