🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.6

Radius: 14.3

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.67 AU - 0.67 AU

Year: 366 Days

Day: 10.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 152.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,226,009 km

• M1: 177,872 km (0.035 R)
• M2: 659,876 km (0.08 R)
• M3: 1,508,395 km (0.109 R)
• M4: 2,193,254 km (0.106 R)
• M5: 3,058,229 km (0.097 R)
• M6: 4,388,603 km (0.099 R)
• M7: 4,929,699 km (0.044 R)
• M8: 5,664,374 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.8

Radius: 10.7

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.64 AU - 0.78 AU

Year: 399 Days

Day: 14.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,226,009 km

• M1: 133,142 km (0.109 R)
• M2: 622,626 km (0.074 R)
• M3: 1,359,545 km (0.087 R)
• M4: 2,094,969 km (0.096 R)
• M5: 2,499,032 km (0.079 R)
• M6: 2,879,011 km (0.09 R)
• M7: 4,090,754 km (0.062 R)
• M8: 4,681,965 km (0.105 R)
• M9: 5,296,513 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.8

Radius: 9.9

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.65 AU - 2.01 AU

Year: 1651 Days

Day: 7.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,226,009 km

• M1: 124,017 km (0.088 R)
• M2: 463,005 km (0.088 R)
• M3: 920,625 km (0.077 R)
• M4: 2,241,874 km (0.112 R)
• M5: 3,050,001 km (0.092 R)
• M6: 5,679,932 km (0.045 R)
• M7: 6,197,092 km (0.102 R)
• M8: 6,526,955 km (0.025 R)
• M9: 9,359,292 km (0.095 R)
• M10: 11,355,526 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.3

Radius: 8.1

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.32 AU - 2.48 AU

Year: 2479 Days

Day: 10.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,226,009 km

• M1: 100,679 km (0.115 R)
• M2: 390,151 km (0.096 R)
• M3: 931,845 km (0.088 R)
• M4: 1,394,701 km (0.064 R)
• M5: 1,812,079 km (0.068 R)
• M6: 2,086,591 km (0.077 R)
• M7: 2,720,736 km (0.066 R)
• M8: 3,794,849 km (0.114 R)
• M9: 4,367,061 km (0.093 R)
• M10: 4,995,522 km (0.07 R)
• M11: 5,564,143 km (0.062 R)
• M12: 5,901,038 km (0.098 R)
• M13: 6,830,190 km (0.087 R)
• M14: 7,160,652 km (0.068 R)
• M15: 7,646,994 km (0.116 R)
• M16: 8,590,658 km (0.11 R)
• M17: 9,172,893 km (0.106 R)
• M18: 10,166,222 km (0.104 R)
• M19: 11,807,461 km (0.116 R)
• M20: 12,568,166 km (0.086 R)
• M21: 12,898,029 km (0.116 R)
• M22: 13,661,427 km (0.09 R)
• M23: 14,142,534 km (0.1 R)
• M24: 14,725,666 km (0.092 R)
• M25: 15,559,525 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.8

Radius: 14.6

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.05 AU - 3.27 AU

Year: 2893 Days

Day: 12.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 85,226,009 km

• M1: 268,379 km (0.115 R)
• M2: 1,229,694 km (0.07 R)
• M3: 2,160,343 km (0.081 R)
• M4: 3,558,485 km (0.113 R)
• M5: 4,727,442 km (0.105 R)
• M6: 6,268,450 km (0.112 R)
• M7: 8,502,694 km (0.096 R)
• M8: 10,654,809 km (0.065 R)
• M9: 15,379,559 km (0.078 R)
• M10: 16,509,023 km (0.109 R)
• M11: 17,640,581 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.6

Radius: 11.3

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.07 AU - 4.51 AU

Year: 5925 Days

Day: 6.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,226,009 km

• M1: 164,258 km (0.08 R)
• M2: 1,177,634 km (0.057 R)
• M3: 1,991,596 km (0.098 R)
• M4: 2,351,230 km (0.103 R)
• M5: 3,640,614 km (0.041 R)
• M6: 4,369,455 km (0.105 R)
• M7: 5,912,706 km (0.095 R)
• M8: 10,248,651 km (0.09 R)
• M9: 11,245,721 km (0.1 R)
• M10: 11,744,929 km (0.079 R)
• M11: 12,593,747 km (0.11 R)
• M12: 14,786,702 km (0.047 R)
• M13: 16,575,893 km (0.066 R)
• M14: 18,505,257 km (0.095 R)
• M15: 24,880,220 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.2

Radius: 5

Gravity: 29.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.93 AU - 13.21 AU

Year: 22916 Days

Day: 17.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,226,009 km

• M1: 62,233 km (0.118 R)
• M2: 584,180 km (0.105 R)
• M3: 850,913 km (0.028 R)
• M4: 1,195,885 km (0.057 R)
• M5: 1,524,701 km (0.075 R)
• M6: 4,135,783 km (0.103 R)
• M7: 4,772,322 km (0.037 R)
• M8: 4,998,364 km (0.061 R)
• M9: 5,431,300 km (0.09 R)
• M10: 5,677,838 km (0.07 R)
• M11: 6,928,177 km (0.084 R)
• M12: 7,120,709 km (0.119 R)
• M13: 7,416,165 km (0.062 R)
• M14: 7,822,772 km (0.117 R)
• M15: 8,137,376 km (0.09 R)
• M16: 8,904,215 km (0.117 R)
• M17: 10,580,459 km (0.073 R)
• M18: 10,835,972 km (0.074 R)
• M19: 11,899,314 km (0.06 R)
• M20: 13,323,934 km (0.079 R)
• M21: 15,917,064 km (0.12 R)
• M22: 16,592,797 km (0.104 R)
• M23: 17,553,066 km (0.062 R)
• M24: 18,734,889 km (0.092 R)
• M25: 32,248,364 km (0.113 R)
• M26: 32,785,570 km (0.065 R)
• M27: 35,704,075 km (0.114 R)
• M28: 36,134,618 km (0.092 R)
• M29: 37,152,631 km (0.101 R)
• M30: 40,166,729 km (0.101 R)
• M31: 42,051,213 km (0.106 R)
• M32: 50,719,662 km (0.117 R)
• M33: 51,811,577 km (0.111 R)
• M34: 54,990,532 km (0.115 R)
• M35: 65,731,659 km (0.118 R)
• M36: 69,898,707 km (0.113 R)
• M37: 71,023,833 km (0.111 R)
• M38: 75,881,575 km (0.101 R)
• M39: 76,355,501 km (0.118 R)
• M40: 81,203,220 km (0.037 R)
• M41: 84,716,077 km (0.065 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 19,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit