🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.6

Radius: 14.4

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.38 AU - 1.7 AU

Year: 1296 Days

Day: 11.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,706,051 km

• M1: 179,069 km (0.064 R)
• M2: 637,586 km (0.063 R)
• M3: 1,450,800 km (0.066 R)
• M4: 2,047,546 km (0.098 R)
• M5: 2,746,467 km (0.106 R)
• M6: 4,889,606 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.9

Radius: 9.5

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.72 AU - 2.82 AU

Year: 3127 Days

Day: 9.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 63.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,706,051 km

• M1: 118,182 km (0.086 R)
• M2: 437,723 km (0.092 R)
• M3: 1,415,645 km (0.045 R)
• M4: 2,205,073 km (0.074 R)
• M5: 2,798,827 km (0.105 R)
• M6: 4,346,566 km (0.051 R)
• M7: 4,947,650 km (0.12 R)
• M8: 6,736,542 km (0.089 R)
• M9: 7,635,176 km (0.083 R)
• M10: 8,211,577 km (0.116 R)
• M11: 9,200,867 km (0.092 R)
• M12: 11,871,638 km (0.054 R)
• M13: 13,134,693 km (0.09 R)
• M14: 19,089,436 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.5

Radius: 8.6

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.29 AU - 3.69 AU

Year: 3507 Days

Day: 12.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,706,051 km

• M1: 109,356 km (0.079 R)
• M2: 388,057 km (0.082 R)
• M3: 771,177 km (0.055 R)
• M4: 1,262,307 km (0.113 R)
• M5: 1,748,949 km (0.114 R)
• M6: 2,267,754 km (0.066 R)
• M7: 3,984,988 km (0.056 R)
• M8: 4,593,851 km (0.118 R)
• M9: 5,662,579 km (0.04 R)
• M10: 6,053,328 km (0.114 R)
• M11: 6,703,481 km (0.086 R)
• M12: 8,461,106 km (0.086 R)
• M13: 8,787,529 km (0.1 R)
• M14: 9,122,329 km (0.117 R)
• M15: 10,968,366 km (0.087 R)
• M16: 12,624,116 km (0.096 R)
• M17: 13,195,131 km (0.117 R)
• M18: 13,882,982 km (0.115 R)
• M19: 18,765,258 km (0.029 R)
• M20: 19,072,681 km (0.055 R)
• M21: 24,462,992 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.4

Radius: 6.4

Gravity: 22.84 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.84 AU - 8.34 AU

Year: 12804 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,706,051 km

• M1: 79,586 km (0.093 R)
• M2: 308,321 km (0.115 R)
• M3: 509,082 km (0.086 R)
• M4: 2,673,763 km (0.05 R)
• M5: 3,382,109 km (0.083 R)
• M6: 3,851,996 km (0.101 R)
• M7: 4,921,172 km (0.07 R)
• M8: 5,341,990 km (0.111 R)
• M9: 6,056,919 km (0.109 R)
• M10: 10,901,945 km (0.098 R)
• M11: 14,933,159 km (0.065 R)
• M12: 17,120,130 km (0.043 R)
• M13: 17,437,577 km (0.079 R)
• M14: 19,425,882 km (0.118 R)
• M15: 21,468,491 km (0.076 R)
• M16: 29,006,130 km (0.069 R)
• M17: 37,865,315 km (0.104 R)
• M18: 43,049,480 km (0.089 R)
• M19: 50,291,363 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 12,621 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit