🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.3

Radius: 9

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.97 AU - 1.47 AU

Year: 930 Days

Day: 13.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,878,743 km

• M1: 117,584 km (0.077 R)
• M2: 411,993 km (0.116 R)
• M3: 955,631 km (0.05 R)
• M4: 2,735,547 km (0.096 R)
• M5: 3,529,762 km (0.08 R)
• M6: 4,436,325 km (0.109 R)
• M7: 5,470,944 km (0.1 R)
• M8: 5,808,736 km (0.101 R)
• M9: 6,658,751 km (0.085 R)
• M10: 7,492,609 km (0.042 R)
• M11: 8,010,218 km (0.081 R)
• M12: 8,368,355 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.3

Radius: 13.5

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.21 AU - 1.55 AU

Year: 1119 Days

Day: 7.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 72,878,743 km

• M1: 169,644 km (0.066 R)
• M2: 1,459,626 km (0.11 R)
• M3: 3,399,911 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.9

Radius: 9.2

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2 AU - 2.1 AU

Year: 2026 Days

Day: 11.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,878,743 km

• M1: 114,592 km (0.057 R)
• M2: 577,448 km (0.116 R)
• M3: 991,385 km (0.037 R)
• M4: 1,403,378 km (0.104 R)
• M5: 1,847,085 km (0.094 R)
• M6: 2,236,189 km (0.036 R)
• M7: 2,694,407 km (0.111 R)
• M8: 3,298,633 km (0.056 R)
• M9: 3,633,283 km (0.117 R)
• M10: 4,454,277 km (0.118 R)
• M11: 4,976,373 km (0.09 R)
• M12: 5,346,628 km (0.095 R)
• M13: 6,353,571 km (0.09 R)
• M14: 6,678,947 km (0.091 R)
• M15: 7,188,028 km (0.114 R)
• M16: 7,511,758 km (0.071 R)
• M17: 8,062,577 km (0.108 R)
• M18: 8,705,848 km (0.105 R)
• M19: 9,770,087 km (0.111 R)
• M20: 12,113,688 km (0.101 R)
• M21: 13,218,019 km (0.102 R)
• M22: 13,930,105 km (0.04 R)
• M23: 14,998,383 km (0.072 R)
• M24: 15,334,081 km (0.108 R)
• M25: 16,778,748 km (0.107 R)
• M26: 17,297,403 km (0.074 R)
• M27: 17,880,087 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.3

Radius: 8.4

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.03 AU - 2.47 AU

Year: 2330 Days

Day: 13 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,878,743 km

• M1: 104,569 km (0.099 R)
• M2: 413,040 km (0.097 R)
• M3: 767,736 km (0.034 R)
• M4: 1,197,681 km (0.1 R)
• M5: 1,478,625 km (0.065 R)
• M6: 3,142,752 km (0.077 R)
• M7: 3,961,052 km (0.026 R)
• M8: 4,532,815 km (0.035 R)
• M9: 4,871,206 km (0.062 R)
• M10: 6,038,668 km (0.072 R)
• M11: 6,877,762 km (0.104 R)
• M12: 7,732,864 km (0.027 R)
• M13: 8,341,278 km (0.112 R)
• M14: 9,722,366 km (0.087 R)
• M15: 10,001,814 km (0.104 R)
• M16: 11,211,762 km (0.031 R)
• M17: 14,957,543 km (0.107 R)
• M18: 15,330,341 km (0.111 R)
• M19: 16,437,066 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352

Radius: 7.5

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.01 AU - 6.27 AU

Year: 10502 Days

Day: 15.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,878,743 km

• M1: 93,349 km (0.081 R)
• M2: 382,223 km (0.085 R)
• M3: 682,465 km (0.053 R)
• M4: 999,763 km (0.067 R)
• M5: 1,515,426 km (0.098 R)
• M6: 1,804,599 km (0.098 R)
• M7: 2,645,040 km (0.099 R)
• M8: 2,921,796 km (0.086 R)
• M9: 3,261,682 km (0.102 R)
• M10: 3,945,195 km (0.116 R)
• M11: 4,580,088 km (0.051 R)
• M12: 5,129,561 km (0.08 R)
• M13: 5,657,642 km (0.092 R)
• M14: 7,192,965 km (0.106 R)
• M15: 7,894,728 km (0.08 R)
• M16: 12,924,658 km (0.08 R)
• M17: 14,316,965 km (0.067 R)
• M18: 15,173,862 km (0.093 R)
• M19: 16,522,636 km (0.057 R)
• M20: 20,431,030 km (0.098 R)
• M21: 21,516,063 km (0.067 R)
• M22: 22,884,884 km (0.119 R)
• M23: 24,139,860 km (0.113 R)
• M24: 24,654,627 km (0.107 R)
• M25: 25,883,872 km (0.053 R)
• M26: 29,914,637 km (0.071 R)
• M27: 30,908,715 km (0.082 R)
• M28: 32,648,688 km (0.04 R)
• M29: 35,324,695 km (0.096 R)
• M30: 38,143,418 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.8

Radius: 6.4

Gravity: 23.7 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.94 AU - 8.72 AU

Year: 15124 Days

Day: 17.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,878,743 km

• M1: 79,586 km (0.101 R)
• M2: 1,296,415 km (0.107 R)
• M3: 1,807,741 km (0.069 R)
• M4: 2,109,928 km (0.068 R)
• M5: 3,249,715 km (0.07 R)
• M6: 3,468,875 km (0.119 R)
• M7: 4,682,862 km (0.107 R)
• M8: 8,518,552 km (0.07 R)
• M9: 9,043,640 km (0.081 R)
• M10: 9,369,015 km (0.05 R)
• M11: 16,163,302 km (0.07 R)
• M12: 16,481,646 km (0.105 R)
• M13: 18,742,070 km (0.117 R)
• M14: 20,083,065 km (0.097 R)
• M15: 20,637,026 km (0.115 R)
• M16: 23,155,506 km (0.103 R)
• M17: 26,859,550 km (0.103 R)
• M18: 27,419,046 km (0.115 R)
• M19: 28,561,225 km (0.045 R)
• M20: 29,379,376 km (0.118 R)
• M21: 31,803,011 km (0.1 R)
• M22: 35,415,351 km (0.052 R)
• M23: 37,320,031 km (0.088 R)
• M24: 38,721,763 km (0.029 R)
• M25: 41,332,545 km (0.084 R)
• M26: 62,771,117 km (0.035 R)
• M27: 63,163,662 km (0.034 R)
• M28: 63,953,838 km (0.08 R)
• M29: 65,151,518 km (0.118 R)
• M30: 65,554,086 km (0.074 R)
• M31: 66,975,864 km (0.107 R)
• M32: 67,385,912 km (0.094 R)
• M33: 69,670,720 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.5

Radius: 6.4

Gravity: 17.15 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.53 AU - 9.39 AU

Year: 18513 Days

Day: 21.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,878,743 km

• M1: 79,586 km (0.094 R)
• M2: 504,145 km (0.096 R)
• M3: 793,018 km (0.091 R)
• M4: 1,036,414 km (0.119 R)
• M5: 1,388,867 km (0.106 R)
• M6: 1,873,564 km (0.086 R)
• M7: 2,333,428 km (0.117 R)
• M8: 2,890,680 km (0.054 R)
• M9: 3,095,030 km (0.098 R)
• M10: 3,533,053 km (0.04 R)
• M11: 6,196,793 km (0.081 R)
• M12: 6,451,558 km (0.105 R)
• M13: 8,384,811 km (0.115 R)
• M14: 11,227,320 km (0.053 R)
• M15: 11,864,158 km (0.099 R)
• M16: 12,524,932 km (0.084 R)
• M17: 13,632,555 km (0.071 R)
• M18: 16,441,554 km (0.096 R)
• M19: 22,171,601 km (0.119 R)
• M20: 22,869,176 km (0.088 R)
• M21: 24,308,008 km (0.102 R)
• M22: 25,588,566 km (0.095 R)
• M23: 27,592,729 km (0.098 R)
• M24: 36,108,887 km (0.118 R)
• M25: 39,199,579 km (0.048 R)
• M26: 47,688,211 km (0.107 R)
• M27: 48,349,433 km (0.105 R)
• M28: 50,029,268 km (0.11 R)
• M29: 52,445,722 km (0.102 R)
• M30: 53,327,303 km (0.068 R)
• M31: 60,160,335 km (0.097 R)
• M32: 62,495,707 km (0.034 R)
• M33: 67,762,001 km (0.111 R)
• M34: 67,970,241 km (0.105 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 17,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit