🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.1

Radius: 11.3

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.77 AU - 1.09 AU

Year: 608 Days

Day: 5.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,745,628 km

• M1: 141,220 km (0.12 R)
• M2: 1,130,362 km (0.117 R)
• M3: 1,777,971 km (0.106 R)
• M4: 2,399,251 km (0.069 R)
• M5: 3,497,149 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.8

Radius: 8.2

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.32 AU - 1.6 AU

Year: 1197 Days

Day: 13.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 52.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,745,628 km

• M1: 102,026 km (0.066 R)
• M2: 485,295 km (0.111 R)
• M3: 1,352,066 km (0.059 R)
• M4: 1,664,725 km (0.106 R)
• M5: 2,004,911 km (0.095 R)
• M6: 2,747,963 km (0.116 R)
• M7: 3,283,823 km (0.079 R)
• M8: 4,401,020 km (0.049 R)
• M9: 5,417,388 km (0.085 R)
• M10: 6,013,834 km (0.092 R)
• M11: 6,795,932 km (0.096 R)
• M12: 7,337,177 km (0.082 R)
• M13: 7,880,217 km (0.113 R)
• M14: 8,284,281 km (0.099 R)
• M15: 8,730,532 km (0.072 R)
• M16: 8,988,438 km (0.037 R)
• M17: 9,580,098 km (0.083 R)
• M18: 10,071,826 km (0.089 R)
• M19: 11,307,205 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.4

Radius: 13.7

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.31 AU - 2.11 AU

Year: 1517 Days

Day: 5.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,745,628 km

• M1: 170,542 km (0.101 R)
• M2: 844,929 km (0.099 R)
• M3: 1,307,785 km (0.12 R)
• M4: 1,822,252 km (0.076 R)
• M5: 2,349,584 km (0.084 R)
• M6: 3,094,282 km (0.12 R)
• M7: 3,769,118 km (0.119 R)
• M8: 5,501,611 km (0.108 R)
• M9: 7,391,032 km (0.096 R)
• M10: 8,810,567 km (0.027 R)
• M11: 9,810,180 km (0.086 R)
• M12: 10,574,325 km (0.076 R)
• M13: 11,270,853 km (0.116 R)
• M14: 12,563,229 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.4

Radius: 11.9

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.74 AU - 2.9 AU

Year: 2397 Days

Day: 7.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,745,628 km

• M1: 147,952 km (0.114 R)
• M2: 551,717 km (0.074 R)
• M3: 1,021,753 km (0.053 R)
• M4: 1,832,125 km (0.074 R)
• M5: 2,267,305 km (0.053 R)
• M6: 2,759,782 km (0.093 R)
• M7: 3,228,621 km (0.117 R)
• M8: 4,071,306 km (0.09 R)
• M9: 5,146,915 km (0.081 R)
• M10: 6,532,640 km (0.087 R)
• M11: 7,537,938 km (0.118 R)
• M12: 8,102,969 km (0.061 R)
• M13: 8,669,795 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.8

Radius: 11

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.48 AU - 5.04 AU

Year: 5964 Days

Day: 8.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,745,628 km

• M1: 136,732 km (0.103 R)
• M2: 538,552 km (0.118 R)
• M3: 1,243,308 km (0.107 R)
• M4: 1,872,816 km (0.104 R)
• M5: 2,293,784 km (0.035 R)
• M6: 2,704,730 km (0.076 R)
• M7: 4,343,574 km (0.112 R)
• M8: 5,033,071 km (0.089 R)
• M9: 5,404,373 km (0.112 R)
• M10: 6,596,518 km (0.087 R)
• M11: 7,077,326 km (0.094 R)
• M12: 7,508,018 km (0.094 R)
• M13: 9,239,164 km (0.09 R)
• M14: 11,222,084 km (0.074 R)
• M15: 11,958,704 km (0.069 R)
• M16: 15,172,216 km (0.055 R)
• M17: 16,630,197 km (0.105 R)
• M18: 19,403,143 km (0.108 R)
• M19: 20,464,091 km (0.101 R)
• M20: 24,442,497 km (0.087 R)
• M21: 26,698,882 km (0.102 R)
• M22: 27,044,602 km (0.118 R)
• M23: 27,656,757 km (0.12 R)
• M24: 29,733,474 km (0.06 R)
• M25: 32,595,730 km (0.077 R)
• M26: 33,489,129 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147

Radius: 10.9

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.75 AU - 5.65 AU

Year: 6911 Days

Day: 10.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,745,628 km

• M1: 135,536 km (0.097 R)
• M2: 496,665 km (0.09 R)
• M3: 900,878 km (0.111 R)
• M4: 1,246,749 km (0.062 R)
• M5: 1,883,587 km (0.087 R)
• M6: 3,325,112 km (0.074 R)
• M7: 3,804,872 km (0.119 R)
• M8: 5,073,013 km (0.108 R)
• M9: 6,781,571 km (0.086 R)
• M10: 9,170,649 km (0.078 R)
• M11: 9,769,489 km (0.096 R)
• M12: 10,554,429 km (0.109 R)
• M13: 11,637,218 km (0.056 R)
• M14: 12,474,069 km (0.088 R)
• M15: 13,397,985 km (0.065 R)
• M16: 15,642,851 km (0.091 R)
• M17: 16,227,629 km (0.117 R)
• M18: 18,419,238 km (0.108 R)
• M19: 20,864,864 km (0.097 R)
• M20: 21,378,733 km (0.096 R)
• M21: 22,099,196 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.1

Radius: 4.8

Gravity: 14.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.86 AU - 11.58 AU

Year: 22160 Days

Day: 19.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,745,628 km

• M1: 65,075 km (0.071 R)
• M2: 230,680 km (0.04 R)
• M3: 412,890 km (0.052 R)
• M4: 710,440 km (0.098 R)
• M5: 1,745,059 km (0.102 R)
• M6: 2,369,181 km (0.091 R)
• M7: 2,540,770 km (0.082 R)
• M8: 2,720,587 km (0.12 R)
• M9: 2,908,931 km (0.112 R)
• M10: 4,166,301 km (0.03 R)
• M11: 4,385,013 km (0.091 R)
• M12: 5,747,849 km (0.12 R)
• M13: 6,218,335 km (0.097 R)
• M14: 8,261,692 km (0.114 R)
• M15: 10,255,981 km (0.072 R)
• M16: 11,124,546 km (0.109 R)
• M17: 11,303,914 km (0.103 R)
• M18: 12,166,944 km (0.114 R)
• M19: 14,023,304 km (0.096 R)
• M20: 15,682,794 km (0.115 R)
• M21: 16,676,423 km (0.082 R)
• M22: 16,832,902 km (0.107 R)
• M23: 17,711,341 km (0.113 R)
• M24: 18,536,074 km (0.107 R)
• M25: 19,646,090 km (0.071 R)
• M26: 23,436,302 km (0.073 R)
• M27: 28,126,793 km (0.105 R)
• M28: 30,632,109 km (0.085 R)
• M29: 33,779,798 km (0.116 R)
• M30: 34,408,857 km (0.078 R)
• M31: 36,474,504 km (0.089 R)
• M32: 37,537,696 km (0.057 R)
• M33: 37,941,610 km (0.103 R)
• M34: 39,725,565 km (0.111 R)
• M35: 45,411,780 km (0.084 R)
• M36: 47,421,478 km (0.066 R)
• M37: 53,464,334 km (0.118 R)
• M38: 57,646,492 km (0.033 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 16,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit