🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.18 AU - 1.56 AU

Year: 611 Days

Day: 17.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,399,906 km

• M1: 48,320 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.77 AU - 1.85 AU

Year: 927 Days

Day: 40.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,399,906 km

• M1: 284,086 km (0.072 R)

Asteroid Belt

Center: 4.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.3

Radius: 10.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.94 AU - 7.54 AU

Year: 6663 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,399,906 km

• M1: 138,827 km (0.073 R)
• M2: 652,845 km (0.025 R)
• M3: 1,013,077 km (0.092 R)
• M4: 1,488,499 km (0.091 R)
• M5: 2,846,847 km (0.112 R)
• M6: 3,246,573 km (0.098 R)
• M7: 3,704,642 km (0.093 R)
• M8: 6,928,925 km (0.115 R)
• M9: 7,623,208 km (0.053 R)
• M10: 9,345,080 km (0.101 R)
• M11: 9,702,320 km (0.102 R)
• M12: 11,401,901 km (0.09 R)
• M13: 14,626,932 km (0.118 R)
• M14: 19,295,582 km (0.112 R)
• M15: 20,735,312 km (0.113 R)
• M16: 21,139,974 km (0.036 R)
• M17: 22,175,192 km (0.11 R)
• M18: 22,527,495 km (0.062 R)
• M19: 24,197,156 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.9

Radius: 14.8

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.41 AU - 9.63 AU

Year: 10316 Days

Day: 9.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,399,906 km

• M1: 184,604 km (0.107 R)
• M2: 652,995 km (0.118 R)
• M3: 1,291,927 km (0.08 R)
• M4: 2,601,956 km (0.057 R)
• M5: 4,229,880 km (0.082 R)
• M6: 5,061,794 km (0.09 R)
• M7: 7,833,094 km (0.104 R)
• M8: 10,666,029 km (0.071 R)
• M9: 15,981,690 km (0.073 R)
• M10: 18,338,006 km (0.059 R)
• M11: 19,456,250 km (0.1 R)
• M12: 20,471,571 km (0.025 R)
• M13: 24,554,695 km (0.054 R)
• M14: 27,053,129 km (0.094 R)
• M15: 28,965,140 km (0.076 R)
• M16: 34,189,397 km (0.092 R)
• M17: 34,712,540 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.3

Radius: 15

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.74 AU - 11.92 AU

Year: 12643 Days

Day: 7.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,399,906 km

• M1: 192,233 km (0.085 R)
• M2: 749,485 km (0.097 R)
• M3: 1,712,297 km (0.074 R)
• M4: 2,236,488 km (0.115 R)
• M5: 4,220,455 km (0.119 R)
• M6: 5,625,329 km (0.101 R)
• M7: 6,275,780 km (0.033 R)
• M8: 8,731,579 km (0.104 R)
• M9: 9,239,164 km (0.076 R)
• M10: 10,481,724 km (0.075 R)
• M11: 13,430,897 km (0.099 R)
• M12: 14,596,863 km (0.106 R)
• M13: 18,834,222 km (0.107 R)
• M14: 19,426,630 km (0.036 R)
• M15: 19,944,239 km (0.107 R)
• M16: 22,862,295 km (0.079 R)
• M17: 24,125,499 km (0.108 R)
• M18: 27,648,678 km (0.086 R)
• M19: 28,414,620 km (0.048 R)
• M20: 33,187,689 km (0.085 R)
• M21: 34,806,338 km (0.107 R)
• M22: 37,001,687 km (0.077 R)
• M23: 38,741,809 km (0.093 R)
• M24: 39,287,991 km (0.041 R)
• M25: 44,289,198 km (0.047 R)
• M26: 45,338,028 km (0.052 R)
• M27: 47,174,492 km (0.108 R)
• M28: 60,155,249 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378.8

Radius: 5.2

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 12.37 AU - 14.79 AU

Year: 19057 Days

Day: 22.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,399,906 km

• M1: 68,516 km (0.115 R)
• M2: 281,094 km (0.086 R)
• M3: 453,431 km (0.099 R)
• M4: 673,490 km (0.043 R)
• M5: 1,507,797 km (0.079 R)
• M6: 6,256,781 km (0.103 R)
• M7: 12,853,898 km (0.094 R)
• M8: 14,742,421 km (0.094 R)
• M9: 16,731,325 km (0.09 R)
• M10: 23,276,531 km (0.064 R)
• M11: 33,862,376 km (0.056 R)
• M12: 36,512,801 km (0.059 R)
• M13: 44,841,363 km (0.084 R)
• M14: 49,920,361 km (0.057 R)

Asteroid Belt

Center: 14.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.2

Radius: 5.9

Gravity: 28.45 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 14.02 AU - 15.62 AU

Year: 21725 Days

Day: 24 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,399,906 km

• M1: 73,303 km (0.106 R)
• M2: 287,078 km (0.088 R)
• M3: 585,676 km (0.117 R)
• M4: 879,037 km (0.099 R)
• M5: 1,193,043 km (0.11 R)
• M6: 1,615,358 km (0.096 R)
• M7: 2,025,106 km (0.117 R)
• M8: 2,805,858 km (0.112 R)
• M9: 3,220,543 km (0.051 R)
• M10: 6,152,661 km (0.102 R)
• M11: 6,660,247 km (0.111 R)
• M12: 7,046,658 km (0.105 R)
• M13: 7,758,744 km (0.037 R)
• M14: 8,078,285 km (0.106 R)
• M15: 10,760,425 km (0.087 R)
• M16: 12,194,321 km (0.042 R)
• M17: 18,166,417 km (0.082 R)
• M18: 19,596,723 km (0.103 R)
• M19: 20,793,655 km (0.057 R)
• M20: 22,357,551 km (0.096 R)
• M21: 22,679,486 km (0.093 R)
• M22: 30,964,814 km (0.099 R)
• M23: 33,556,747 km (0.107 R)
• M24: 48,707,421 km (0.108 R)
• M25: 49,976,161 km (0.063 R)
• M26: 54,492,969 km (0.067 R)
• M27: 72,201,617 km (0.104 R)
• M28: 77,221,074 km (0.105 R)
• M29: 88,481,755 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.2

Radius: 5.9

Gravity: 19.57 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 12.14 AU - 19.4 AU

Year: 23848 Days

Day: 16.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,399,906 km

• M1: 73,303 km (0.089 R)
• M2: 546,481 km (0.109 R)
• M3: 766,240 km (0.06 R)
• M4: 2,843,257 km (0.049 R)
• M5: 4,188,591 km (0.07 R)
• M6: 4,645,463 km (0.12 R)
• M7: 6,669,821 km (0.103 R)
• M8: 7,694,267 km (0.03 R)
• M9: 12,920,918 km (0.082 R)
• M10: 13,809,978 km (0.08 R)
• M11: 19,251,002 km (0.087 R)
• M12: 20,905,106 km (0.051 R)
• M13: 22,757,277 km (0.095 R)
• M14: 33,953,630 km (0.077 R)
• M15: 36,070,440 km (0.072 R)
• M16: 37,974,971 km (0.102 R)
• M17: 42,784,991 km (0.113 R)
• M18: 44,419,198 km (0.093 R)
• M19: 48,160,043 km (0.082 R)
• M20: 60,428,863 km (0.099 R)
• M21: 70,492,761 km (0.113 R)
• M22: 77,228,255 km (0.074 R)
• M23: 78,673,371 km (0.082 R)
• M24: 80,628,166 km (0.045 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: 188 - 16,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit