🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.2

Radius: 9.5

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.46 AU - 1.6 AU

Year: 1222 Days

Day: 13.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,598,646 km

• M1: 119,080 km (0.043 R)
• M2: 614,398 km (0.069 R)
• M3: 1,461,122 km (0.032 R)
• M4: 1,763,759 km (0.06 R)
• M5: 2,936,307 km (0.069 R)
• M6: 3,301,625 km (0.11 R)
• M7: 3,730,073 km (0.049 R)
• M8: 4,377,383 km (0.102 R)
• M9: 4,737,914 km (0.105 R)
• M10: 5,057,006 km (0.054 R)
• M11: 6,923,689 km (0.066 R)
• M12: 7,574,290 km (0.08 R)
• M13: 8,611,302 km (0.105 R)
• M14: 8,937,276 km (0.088 R)
• M15: 9,332,962 km (0.034 R)
• M16: 9,676,888 km (0.03 R)
• M17: 10,357,109 km (0.092 R)
• M18: 10,828,043 km (0.065 R)
• M19: 11,348,494 km (0.092 R)
• M20: 12,327,164 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 10.5

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.47 AU - 2.23 AU

Year: 1625 Days

Day: 12.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,598,646 km

• M1: 130,599 km (0.12 R)
• M2: 728,542 km (0.116 R)
• M3: 1,089,970 km (0.094 R)
• M4: 1,442,572 km (0.118 R)
• M5: 2,829,943 km (0.111 R)
• M6: 3,360,118 km (0.046 R)
• M7: 3,881,915 km (0.042 R)
• M8: 4,578,742 km (0.118 R)
• M9: 4,979,066 km (0.112 R)
• M10: 5,471,841 km (0.066 R)
• M11: 6,046,148 km (0.104 R)
• M12: 6,503,019 km (0.117 R)
• M13: 7,120,111 km (0.085 R)
• M14: 8,691,187 km (0.082 R)
• M15: 9,109,463 km (0.108 R)
• M16: 12,304,425 km (0.107 R)
• M17: 13,248,836 km (0.119 R)
• M18: 13,717,377 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.7

Radius: 10.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.98 AU - 2.52 AU

Year: 2179 Days

Day: 10.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,598,646 km

• M1: 130,599 km (0.077 R)
• M2: 533,616 km (0.097 R)
• M3: 983,456 km (0.093 R)
• M4: 1,447,210 km (0.09 R)
• M5: 2,021,666 km (0.086 R)
• M6: 2,493,497 km (0.068 R)
• M7: 2,894,719 km (0.108 R)
• M8: 3,261,832 km (0.063 R)
• M9: 4,001,893 km (0.116 R)
• M10: 4,830,366 km (0.098 R)
• M11: 6,234,342 km (0.084 R)
• M12: 6,850,834 km (0.091 R)
• M13: 7,977,606 km (0.072 R)
• M14: 12,023,929 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.2

Radius: 8.3

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.17 AU - 3.39 AU

Year: 2993 Days

Day: 6.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,598,646 km

• M1: 105,466 km (0.111 R)
• M2: 440,865 km (0.054 R)
• M3: 711,936 km (0.078 R)
• M4: 1,478,326 km (0.1 R)
• M5: 2,105,740 km (0.082 R)
• M6: 2,711,461 km (0.044 R)
• M7: 3,063,764 km (0.085 R)
• M8: 3,556,241 km (0.115 R)
• M9: 4,244,840 km (0.115 R)
• M10: 4,972,932 km (0.083 R)
• M11: 5,233,382 km (0.097 R)
• M12: 5,552,923 km (0.069 R)
• M13: 6,312,881 km (0.085 R)
• M14: 6,789,649 km (0.082 R)
• M15: 7,720,597 km (0.086 R)
• M16: 8,431,336 km (0.111 R)
• M17: 9,114,549 km (0.087 R)
• M18: 10,904,638 km (0.034 R)
• M19: 11,673,870 km (0.044 R)
• M20: 12,220,800 km (0.103 R)
• M21: 12,696,820 km (0.115 R)
• M22: 13,006,039 km (0.084 R)
• M23: 14,484,664 km (0.115 R)
• M24: 17,772,077 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.4

Radius: 14.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.02 AU - 4.98 AU

Year: 5165 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,598,646 km

• M1: 176,974 km (0.082 R)
• M2: 730,486 km (0.119 R)
• M3: 1,202,019 km (0.116 R)
• M4: 3,316,435 km (0.119 R)
• M5: 4,320,536 km (0.058 R)
• M6: 5,491,139 km (0.1 R)
• M7: 6,331,879 km (0.109 R)
• M8: 7,323,863 km (0.078 R)
• M9: 9,139,383 km (0.068 R)
• M10: 9,697,832 km (0.074 R)
• M11: 11,015,639 km (0.1 R)
• M12: 12,068,359 km (0.083 R)
• M13: 12,888,754 km (0.094 R)
• M14: 15,630,734 km (0.084 R)
• M15: 25,140,221 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.8

Radius: 3.4

Gravity: 66.76 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.92 AU - 9.42 AU

Year: 16483 Days

Day: 19.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,598,646 km

• M1: 42,935 km (0.09 R)
• M2: 178,171 km (0.117 R)
• M3: 607,068 km (0.077 R)
• M4: 1,552,826 km (0.045 R)
• M5: 1,920,238 km (0.048 R)
• M6: 2,054,876 km (0.113 R)
• M7: 2,474,349 km (0.086 R)
• M8: 2,898,459 km (0.051 R)
• M9: 3,207,079 km (0.118 R)
• M10: 5,419,632 km (0.04 R)
• M11: 6,130,371 km (0.105 R)
• M12: 6,296,425 km (0.072 R)
• M13: 7,126,394 km (0.038 R)
• M14: 8,581,233 km (0.086 R)
• M15: 9,107,070 km (0.102 R)
• M16: 10,280,814 km (0.113 R)
• M17: 12,257,451 km (0.094 R)
• M18: 12,855,992 km (0.096 R)
• M19: 13,404,119 km (0.105 R)
• M20: 15,752,805 km (0.102 R)
• M21: 18,105,681 km (0.045 R)
• M22: 20,868,753 km (0.108 R)
• M23: 21,056,050 km (0.119 R)
• M24: 21,339,239 km (0.05 R)
• M25: 22,991,697 km (0.103 R)
• M26: 26,989,849 km (0.073 R)
• M27: 28,803,424 km (0.084 R)
• M28: 30,215,628 km (0.108 R)
• M29: 45,216,555 km (0.1 R)
• M30: 49,408,736 km (0.084 R)
• M31: 51,941,278 km (0.084 R)
• M32: 53,152,123 km (0.115 R)
• M33: 55,271,626 km (0.096 R)
• M34: 61,006,161 km (0.072 R)
• M35: 61,389,132 km (0.082 R)
• M36: 66,717,958 km (0.103 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: 469 - 12,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit