NASA’s Psyche Spacecraft Captures Rare Crescent View Of Mars During Flyby

NASA’s Psyche spacecraft has captured a rare crescent-shaped image of Mars while preparing for a close flyby of the Red Planet as part of its deep-space mission.

Scientists say the unusual image offers a striking perspective of Mars rarely seen during interplanetary missions.

Top Summary

• What happened: NASA’s Psyche spacecraft captured a rare crescent image of Mars during its approach flyby.
• Why it matters now: The Mars flyby will help redirect and accelerate the spacecraft toward a distant asteroid mission.
• What changes for people: The mission will improve understanding of planetary science, asteroid composition and deep-space navigation.
• Who is affected: Space researchers, astronomers and future deep-space exploration programs.

Mars Gravity Assist Underway

According to NASA, the Psyche spacecraft is scheduled to pass roughly:

• 2,800 miles (4,500 km) above Mars

on May 15 while travelling at approximately:

• 12,333 mph (19,848 kph)

The flyby is being used as a:

• Gravity assist maneuver

which allows the spacecraft to gain speed and alter its trajectory using Mars’ gravitational pull instead of consuming large amounts of onboard fuel.

Mission Heading Toward Metal-Rich Asteroid

The spacecraft was launched on:

• October 13, 2023

Its destination is the:

• 16 Psyche asteroid

which scientists believe may contain exposed material from the core of an early planetary body.

NASA hopes the mission will provide insights into:

• Planet formation
• Metallic asteroid composition
• Early solar system evolution

The spacecraft uses:

• Solar-electric propulsion
• Xenon gas thrusters

to gradually build speed during its long interplanetary journey.

Rare Crescent Image Of Mars

The newly released image shows Mars appearing as a thin crescent because the spacecraft is approaching the planet from a:

• High phase angle

This means Psyche is observing Mars mostly from its night side, with only a narrow sunlit portion visible.

Jim Bell reportedly explained that the viewing geometry creates:

• Thin crescent views before flyby
• Nearly full illuminated views after passing Mars

The unusual lighting conditions also help scientists calibrate imaging systems for future asteroid observations.

Thousands Of Mars Observations Planned

During the close approach, Psyche’s multispectral imager is expected to collect:

• Thousands of images and observations

Scientists say the flyby will serve as a major operational rehearsal before the spacecraft reaches asteroid Psyche in:

• 2029

The mission team has already begun receiving:

• Raw starfield images
• Initial Mars photographs

which will later be processed into enhanced imagery and time-lapse sequences.

Scientific Instruments Also Being Tested

The Mars encounter will also help test several scientific instruments aboard the spacecraft, including:

• Magnetometer
• Gamma-ray spectrometer
• Neutron spectrometer

These instruments will study:

• Mars’ magnetic field
• Radiation environment
• Cosmic particle activity

during the flyby.

Bottom line

NASA’s Psyche spacecraft has captured a rare crescent-shaped view of Mars while preparing for a critical gravity-assist flyby. The mission represents a major step in humanity’s effort to study metal-rich asteroids and better understand the origins of planetary cores in the solar system.

What to watch next

• Psyche spacecraft’s close Mars flyby on May 15
• Release of processed Mars flyby images
• Instrument testing during the encounter
• Spacecraft trajectory updates toward asteroid Psyche
• NASA’s future deep-space asteroid exploration missions