🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.59 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.6

Radius: 8.2

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.08 AU - 3.26 AU

Year: 3828 Days

Day: 14.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,583,308 km

• M1: 109,057 km (0.12 R)
• M2: 364,420 km (0.116 R)
• M3: 1,473,838 km (0.1 R)
• M4: 2,190,113 km (0.112 R)
• M5: 2,921,497 km (0.119 R)
• M6: 3,435,964 km (0.073 R)
• M7: 4,401,917 km (0.105 R)
• M8: 4,703,207 km (0.081 R)
• M9: 5,538,562 km (0.112 R)
• M10: 6,117,356 km (0.078 R)
• M11: 10,503,117 km (0.059 R)
• M12: 11,600,716 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982

Radius: 10.1

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.78 AU - 4.28 AU

Year: 5487 Days

Day: 12.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,583,308 km

• M1: 125,662 km (0.044 R)
• M2: 582,235 km (0.079 R)
• M3: 918,082 km (0.062 R)
• M4: 1,608,028 km (0.084 R)
• M5: 1,998,927 km (0.06 R)
• M6: 2,367,386 km (0.074 R)
• M7: 2,896,813 km (0.095 R)
• M8: 3,945,793 km (0.106 R)
• M9: 5,530,484 km (0.103 R)
• M10: 6,066,343 km (0.058 R)
• M11: 6,533,388 km (0.12 R)
• M12: 6,917,106 km (0.117 R)
• M13: 7,242,183 km (0.103 R)
• M14: 7,691,425 km (0.069 R)
• M15: 8,563,581 km (0.087 R)
• M16: 10,982,877 km (0.072 R)
• M17: 11,526,516 km (0.041 R)
• M18: 12,774,910 km (0.101 R)
• M19: 14,813,331 km (0.057 R)
• M20: 15,294,138 km (0.072 R)
• M21: 15,661,551 km (0.064 R)
• M22: 19,168,424 km (0.095 R)
• M23: 20,248,820 km (0.043 R)
• M24: 25,488,784 km (0.117 R)
• M25: 27,870,532 km (0.073 R)
• M26: 29,822,934 km (0.11 R)
• M27: 32,063,910 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.9

Radius: 14.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.52 AU - 4.56 AU

Year: 5508 Days

Day: 10 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,583,308 km

• M1: 187,297 km (0.112 R)
• M2: 679,922 km (0.107 R)
• M3: 1,206,208 km (0.102 R)
• M4: 1,671,158 km (0.119 R)
• M5: 2,307,547 km (0.114 R)
• M6: 3,004,524 km (0.117 R)
• M7: 4,770,377 km (0.076 R)
• M8: 6,731,306 km (0.097 R)
• M9: 7,854,487 km (0.096 R)
• M10: 8,807,425 km (0.099 R)
• M11: 10,014,979 km (0.081 R)
• M12: 10,565,350 km (0.088 R)
• M13: 11,477,897 km (0.036 R)
• M14: 14,418,093 km (0.07 R)
• M15: 16,405,650 km (0.112 R)
• M16: 17,961,917 km (0.086 R)
• M17: 19,828,300 km (0.073 R)
• M18: 21,668,803 km (0.11 R)
• M19: 22,591,522 km (0.098 R)
• M20: 25,349,060 km (0.075 R)
• M21: 27,782,718 km (0.104 R)
• M22: 28,414,769 km (0.105 R)
• M23: 29,148,696 km (0.116 R)
• M24: 29,895,339 km (0.081 R)
• M25: 34,232,182 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.6

Radius: 12.8

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.25 AU - 4.67 AU

Year: 6388 Days

Day: 6.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,583,308 km

• M1: 159,172 km (0.1 R)
• M2: 852,409 km (0.062 R)
• M3: 1,267,244 km (0.113 R)
• M4: 1,793,230 km (0.069 R)
• M5: 2,261,172 km (0.113 R)
• M6: 3,128,839 km (0.078 R)
• M7: 3,606,057 km (0.07 R)
• M8: 5,338,400 km (0.083 R)
• M9: 5,768,195 km (0.108 R)
• M10: 6,524,562 km (0.072 R)
• M11: 7,052,792 km (0.112 R)
• M12: 7,533,599 km (0.1 R)
• M13: 7,996,754 km (0.119 R)
• M14: 10,845,546 km (0.091 R)
• M15: 12,471,376 km (0.091 R)
• M16: 13,679,828 km (0.1 R)
• M17: 15,025,012 km (0.083 R)
• M18: 15,574,784 km (0.094 R)
• M19: 19,589,991 km (0.094 R)
• M20: 20,026,069 km (0.106 R)
• M21: 20,692,377 km (0.079 R)
• M22: 22,700,579 km (0.111 R)
• M23: 25,005,134 km (0.071 R)
• M24: 34,090,064 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200

Radius: 10.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.29 AU - 5.79 AU

Year: 7674 Days

Day: 13.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,583,308 km

• M1: 136,882 km (0.071 R)
• M2: 645,964 km (0.104 R)
• M3: 1,079,947 km (0.106 R)
• M4: 1,976,637 km (0.053 R)
• M5: 2,633,521 km (0.09 R)
• M6: 5,363,383 km (0.069 R)
• M7: 9,869,720 km (0.074 R)
• M8: 12,054,596 km (0.105 R)
• M9: 19,726,873 km (0.096 R)
• M10: 23,818,524 km (0.075 R)
• M11: 24,866,457 km (0.095 R)
• M12: 26,023,148 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.6

Radius: 7.3

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.73 AU - 7.99 AU

Year: 13543 Days

Day: 23.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,583,308 km

• M1: 91,105 km (0.092 R)
• M2: 416,480 km (0.058 R)
• M3: 671,844 km (0.117 R)
• M4: 1,044,492 km (0.026 R)
• M5: 1,934,151 km (0.054 R)
• M6: 2,293,186 km (0.115 R)
• M7: 2,562,911 km (0.037 R)
• M8: 3,276,044 km (0.096 R)
• M9: 3,595,884 km (0.058 R)
• M10: 4,378,730 km (0.042 R)
• M11: 6,107,034 km (0.079 R)
• M12: 8,624,766 km (0.097 R)
• M13: 9,014,618 km (0.107 R)
• M14: 10,399,446 km (0.037 R)
• M15: 12,295,748 km (0.101 R)
• M16: 14,231,545 km (0.1 R)
• M17: 14,776,081 km (0.082 R)
• M18: 15,587,201 km (0.056 R)
• M19: 17,434,435 km (0.1 R)
• M20: 18,410,561 km (0.098 R)
• M21: 25,396,632 km (0.07 R)
• M22: 27,662,890 km (0.062 R)
• M23: 31,665,680 km (0.087 R)
• M24: 36,710,270 km (0.082 R)
• M25: 37,390,492 km (0.072 R)
• M26: 39,010,338 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.3

Radius: 5.8

Gravity: 20.22 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.37 AU - 9.87 AU

Year: 15694 Days

Day: 21.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,583,308 km

• M1: 73,901 km (0.081 R)
• M2: 298,747 km (0.119 R)
• M3: 652,696 km (0.084 R)
• M4: 920,027 km (0.11 R)
• M5: 1,141,881 km (0.11 R)
• M6: 1,503,459 km (0.095 R)
• M7: 2,698,297 km (0.043 R)
• M8: 3,958,060 km (0.103 R)
• M9: 4,357,636 km (0.076 R)
• M10: 5,418,884 km (0.111 R)
• M11: 6,769,902 km (0.077 R)
• M12: 6,985,921 km (0.078 R)
• M13: 7,477,500 km (0.119 R)
• M14: 10,230,250 km (0.057 R)
• M15: 10,688,469 km (0.057 R)
• M16: 12,208,832 km (0.092 R)
• M17: 12,789,720 km (0.118 R)
• M18: 13,053,761 km (0.038 R)
• M19: 13,729,644 km (0.11 R)
• M20: 17,870,363 km (0.061 R)
• M21: 18,872,968 km (0.107 R)
• M22: 20,626,106 km (0.119 R)
• M23: 22,010,335 km (0.1 R)
• M24: 25,065,123 km (0.07 R)
• M25: 28,390,983 km (0.094 R)
• M26: 28,953,621 km (0.117 R)
• M27: 33,976,519 km (0.105 R)
• M28: 36,958,752 km (0.112 R)
• M29: 38,035,707 km (0.118 R)
• M30: 38,857,000 km (0.063 R)
• M31: 39,133,307 km (0.046 R)
• M32: 42,699,571 km (0.099 R)
• M33: 44,034,732 km (0.095 R)
• M34: 49,816,390 km (0.109 R)
• M35: 55,908,015 km (0.077 R)
• M36: 57,684,191 km (0.098 R)
• M37: 61,536,037 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 11,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit