Trump tweeted NASA "should be focused on the much bigger things we are doing, including Mars (of which the Moon is a part)."
The discovery could have significant implications in the search for signs of past life on the Red Planet.
Mark Sirangelo was appointed special assistant to NASA Administrator Jim Bridenstine in April.
The space agency investigates new ways to grow plants in space to offer astronauts an alternative to processed food during long missions.
The space agency is hoping to put the first woman on the lunar surface by 2024.
“Mars is waiting to be discovered, not by clever robots and rovers, but by living, breathing, walking, talking, caring and daring men and women," the ex-astronaut wrote.
Methane is one of the potential markers to indicate that life once existed on the red planet.
The panorama was created from 354 individual images taken over a 29-day period shortly before the rover succumbed to a severe dust storm last June.
The latest "Dota 2" update brings new hero Mars and a Draw Ranger remodel. Check out everything that's changed along with the new hero’s talents, abilities and more, here.
The rover is currently climbing the slopes of an 18-foot-high mountain on Mars.
There may be liquid water below Mars's southern polar ice cap, and it may be sustained by underground volcanic activity.
The newly named six-wheeled explorer will search for evidence of past and present life on Mars when it reaches the surface in 2021.
Retired NASA astronaut Bill Anders also said that sending humans to Mars was a “stupid” idea.
The 52 mile wide crater is filled to the brim with water ice.
Mars is round and NASA just landed another spacecraft on it.
Spacecraft is due to touch down at 3pm ET on November 26.
"Planetary colonies may be a bad idea, even a disastrous idea. So, it is important to see the arguments against them, as well as their appeal."
The spacecraft will arrive on the Red Planet on November 26.
The new findings could have significant implications for our understanding of how microbial life evolved on Mars (if it ever existed at all).
"Our work is calling for a complete revision for how we think about the potential for life on Mars."
The space agency was making preparations for the launch of its next-generation Space Launch System.
Venus's surface is an inhospitable wasteland. But its upper atmosphere is much like Earth.