🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.65 AU - 0.97 AU

Year: 323 Days

Day: 31.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.01 AU - 1.21 AU

Year: 518 Days

Day: 35.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.47 AU - 1.59 AU

Year: 838 Days

Day: 26.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,444,657 km

• M1: 166,353 km (0.026 R)
• M2: 789,129 km (0.061 R)

Asteroid Belt

Center: 3.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.7

Radius: 8.3

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.89 AU - 7.51 AU

Year: 6838 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,444,657 km

• M1: 103,223 km (0.044 R)
• M2: 387,010 km (0.1 R)
• M3: 1,696,141 km (0.073 R)
• M4: 2,161,091 km (0.082 R)
• M5: 2,956,652 km (0.113 R)
• M6: 4,203,251 km (0.064 R)
• M7: 4,616,441 km (0.114 R)
• M8: 5,925,272 km (0.097 R)
• M9: 6,279,670 km (0.081 R)
• M10: 8,752,672 km (0.094 R)
• M11: 9,170,499 km (0.078 R)
• M12: 12,529,420 km (0.094 R)
• M13: 12,846,268 km (0.103 R)
• M14: 13,114,348 km (0.067 R)
• M15: 15,096,819 km (0.093 R)
• M16: 17,597,946 km (0.077 R)
• M17: 21,245,740 km (0.07 R)
• M18: 23,724,577 km (0.053 R)
• M19: 27,884,295 km (0.097 R)
• M20: 32,209,020 km (0.041 R)
• M21: 33,406,551 km (0.065 R)
• M22: 34,324,035 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976

Radius: 11.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.49 AU - 7.43 AU

Year: 8133 Days

Day: 11.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,444,657 km

• M1: 148,251 km (0.076 R)
• M2: 575,653 km (0.066 R)
• M3: 1,059,901 km (0.11 R)
• M4: 1,477,129 km (0.117 R)
• M5: 2,191,160 km (0.035 R)
• M6: 2,598,665 km (0.056 R)
• M7: 3,643,606 km (0.061 R)
• M8: 4,827,822 km (0.092 R)
• M9: 6,253,341 km (0.062 R)
• M10: 7,607,052 km (0.099 R)
• M11: 10,992,003 km (0.069 R)
• M12: 12,030,062 km (0.047 R)
• M13: 14,748,704 km (0.103 R)
• M14: 15,537,684 km (0.097 R)
• M15: 16,147,744 km (0.11 R)
• M16: 17,779,707 km (0.088 R)
• M17: 18,222,965 km (0.115 R)
• M18: 19,208,666 km (0.107 R)
• M19: 19,911,626 km (0.06 R)
• M20: 20,957,315 km (0.107 R)
• M21: 22,123,879 km (0.063 R)
• M22: 24,314,142 km (0.071 R)
• M23: 26,934,648 km (0.1 R)
• M24: 29,841,634 km (0.088 R)
• M25: 36,865,702 km (0.083 R)
• M26: 40,695,258 km (0.054 R)
• M27: 41,336,884 km (0.063 R)
• M28: 44,105,342 km (0.091 R)
• M29: 44,918,556 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240

Radius: 12.8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.99 AU - 9.29 AU

Year: 10287 Days

Day: 5.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,444,657 km

• M1: 159,471 km (0.114 R)
• M2: 986,448 km (0.06 R)
• M3: 1,566,589 km (0.064 R)
• M4: 2,161,240 km (0.097 R)
• M5: 2,960,991 km (0.11 R)
• M6: 3,451,971 km (0.076 R)
• M7: 5,118,940 km (0.043 R)
• M8: 6,709,165 km (0.074 R)
• M9: 8,486,986 km (0.117 R)
• M10: 9,356,449 km (0.078 R)
• M11: 15,145,737 km (0.07 R)
• M12: 16,675,974 km (0.058 R)
• M13: 22,036,066 km (0.049 R)
• M14: 22,963,572 km (0.069 R)
• M15: 23,596,222 km (0.092 R)
• M16: 26,415,842 km (0.114 R)
• M17: 27,462,579 km (0.119 R)
• M18: 28,085,654 km (0.069 R)
• M19: 28,718,303 km (0.096 R)
• M20: 32,221,287 km (0.085 R)
• M21: 33,315,446 km (0.086 R)
• M22: 34,434,139 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.3

Radius: 3.1

Gravity: 65.48 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.46 AU - 12.54 AU

Year: 16159 Days

Day: 16.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,444,657 km

• M1: 38,746 km (0.032 R)
• M2: 301,290 km (0.072 R)
• M3: 485,445 km (0.093 R)
• M4: 684,859 km (0.103 R)
• M5: 936,183 km (0.069 R)
• M6: 1,191,846 km (0.092 R)
• M7: 1,329,027 km (0.057 R)
• M8: 1,804,898 km (0.061 R)
• M9: 2,219,733 km (0.108 R)
• M10: 2,788,056 km (0.085 R)
• M11: 3,366,401 km (0.085 R)
• M12: 4,142,664 km (0.089 R)
• M13: 5,804,547 km (0.113 R)
• M14: 10,362,345 km (0.089 R)
• M15: 11,120,358 km (0.038 R)
• M16: 11,421,498 km (0.118 R)
• M17: 12,942,909 km (0.109 R)
• M18: 13,209,043 km (0.108 R)
• M19: 17,812,618 km (0.117 R)
• M20: 21,566,328 km (0.113 R)
• M21: 22,413,501 km (0.107 R)
• M22: 23,380,651 km (0.034 R)
• M23: 24,985,238 km (0.103 R)
• M24: 25,397,530 km (0.047 R)
• M25: 26,341,941 km (0.12 R)
• M26: 28,300,327 km (0.082 R)
• M27: 29,658,376 km (0.105 R)
• M28: 29,773,567 km (0.047 R)
• M29: 39,005,401 km (0.095 R)
• M30: 42,851,861 km (0.106 R)
• M31: 54,673,384 km (0.063 R)
• M32: 58,204,792 km (0.042 R)
• M33: 58,566,070 km (0.113 R)
• M34: 59,110,756 km (0.088 R)
• M35: 60,579,807 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581

Radius: 6.5

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.84 AU - 14.26 AU

Year: 18527 Days

Day: 20.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,444,657 km

• M1: 81,980 km (0.115 R)
• M2: 297,999 km (0.062 R)
• M3: 506,688 km (0.087 R)
• M4: 1,049,728 km (0.072 R)
• M5: 1,456,634 km (0.112 R)
• M6: 1,696,889 km (0.102 R)
• M7: 1,963,771 km (0.117 R)
• M8: 2,560,068 km (0.047 R)
• M9: 3,012,004 km (0.041 R)
• M10: 4,198,763 km (0.065 R)
• M11: 4,488,983 km (0.042 R)
• M12: 4,896,787 km (0.093 R)
• M13: 6,998,936 km (0.072 R)
• M14: 8,025,627 km (0.115 R)
• M15: 12,086,610 km (0.064 R)
• M16: 12,808,121 km (0.112 R)
• M17: 13,557,905 km (0.047 R)
• M18: 13,767,342 km (0.043 R)
• M19: 14,995,541 km (0.062 R)
• M20: 16,771,268 km (0.106 R)
• M21: 19,379,955 km (0.076 R)
• M22: 19,735,101 km (0.079 R)
• M23: 20,734,414 km (0.082 R)
• M24: 23,129,925 km (0.095 R)
• M25: 24,240,091 km (0.087 R)
• M26: 24,445,788 km (0.083 R)
• M27: 25,174,629 km (0.093 R)
• M28: 29,269,272 km (0.109 R)
• M29: 35,478,332 km (0.096 R)
• M30: 36,817,382 km (0.118 R)
• M31: 37,912,588 km (0.113 R)
• M32: 41,916,725 km (0.069 R)
• M33: 46,668,851 km (0.105 R)
• M34: 47,467,554 km (0.106 R)
• M35: 55,961,422 km (0.111 R)
• M36: 64,227,602 km (0.086 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 18,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit