🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.54 AU - 0.72 AU

Year: 328 Days

Day: 32.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.7

Radius: 11.9

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.67 AU - 0.69 AU

Year: 368 Days

Day: 8.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,391,392 km

• M1: 147,952 km (0.083 R)
• M2: 620,382 km (0.087 R)
• M3: 1,127,519 km (0.107 R)
• M4: 1,506,151 km (0.074 R)
• M5: 1,908,420 km (0.099 R)
• M6: 2,319,665 km (0.112 R)
• M7: 2,699,344 km (0.04 R)
• M8: 3,210,221 km (0.063 R)
• M9: 3,797,991 km (0.063 R)
• M10: 4,428,247 km (0.077 R)
• M11: 4,881,229 km (0.118 R)
• M12: 5,495,179 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.6

Radius: 15

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.6 AU - 0.94 AU

Year: 443 Days

Day: 5.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,391,392 km

• M1: 186,549 km (0.112 R)
• M2: 761,453 km (0.118 R)
• M3: 1,298,958 km (0.082 R)
• M4: 1,793,828 km (0.108 R)
• M5: 2,297,823 km (0.112 R)
• M6: 2,844,454 km (0.1 R)
• M7: 3,752,214 km (0.078 R)
• M8: 4,532,516 km (0.082 R)
• M9: 5,948,011 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.8

Radius: 11.2

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.43 AU - 2.93 AU

Year: 2878 Days

Day: 14.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,391,392 km

• M1: 139,276 km (0.042 R)
• M2: 527,033 km (0.117 R)
• M3: 1,068,578 km (0.026 R)
• M4: 1,482,066 km (0.026 R)
• M5: 1,978,581 km (0.098 R)
• M6: 2,468,215 km (0.111 R)
• M7: 3,172,073 km (0.065 R)
• M8: 3,945,494 km (0.093 R)
• M9: 4,334,748 km (0.117 R)
• M10: 5,384,925 km (0.096 R)
• M11: 6,597,266 km (0.091 R)
• M12: 8,575,548 km (0.111 R)
• M13: 10,033,978 km (0.113 R)
• M14: 10,529,297 km (0.097 R)
• M15: 12,414,080 km (0.057 R)
• M16: 14,370,371 km (0.094 R)
• M17: 14,902,192 km (0.103 R)
• M18: 15,297,280 km (0.108 R)
• M19: 15,648,536 km (0.117 R)
• M20: 16,419,563 km (0.087 R)
• M21: 17,486,794 km (0.119 R)
• M22: 18,149,064 km (0.08 R)
• M23: 19,582,212 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.2

Radius: 5.9

Gravity: 26.81 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.48 AU - 7.42 AU

Year: 12020 Days

Day: 19.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,391,392 km

• M1: 73,453 km (0.056 R)
• M2: 263,891 km (0.076 R)
• M3: 546,182 km (0.105 R)
• M4: 842,086 km (0.118 R)
• M5: 2,410,770 km (0.101 R)
• M6: 2,826,203 km (0.112 R)
• M7: 3,497,149 km (0.115 R)
• M8: 3,799,038 km (0.05 R)
• M9: 4,000,097 km (0.093 R)
• M10: 4,361,526 km (0.119 R)
• M11: 4,614,346 km (0.086 R)
• M12: 6,584,849 km (0.102 R)
• M13: 7,088,695 km (0.062 R)
• M14: 8,754,916 km (0.108 R)
• M15: 13,691,347 km (0.082 R)
• M16: 16,625,859 km (0.078 R)
• M17: 17,087,817 km (0.106 R)
• M18: 17,321,937 km (0.096 R)
• M19: 18,525,004 km (0.026 R)
• M20: 18,938,043 km (0.106 R)
• M21: 19,611,682 km (0.113 R)
• M22: 23,508,857 km (0.065 R)
• M23: 24,090,643 km (0.117 R)
• M24: 26,514,278 km (0.025 R)
• M25: 32,075,878 km (0.11 R)
• M26: 32,313,290 km (0.069 R)
• M27: 35,887,781 km (0.078 R)
• M28: 41,659,865 km (0.093 R)
• M29: 49,746,229 km (0.077 R)
• M30: 53,486,325 km (0.047 R)
• M31: 54,155,476 km (0.114 R)
• M32: 56,368,328 km (0.102 R)
• M33: 57,061,265 km (0.102 R)
• M34: 59,173,887 km (0.083 R)

Asteroid Belt

Center: 7.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918

Radius: 4

Gravity: 57.38 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.81 AU - 9.89 AU

Year: 15828 Days

Day: 17.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,391,392 km

• M1: 49,816 km (0.085 R)
• M2: 200,162 km (0.093 R)
• M3: 402,119 km (0.113 R)
• M4: 714,031 km (0.084 R)
• M5: 956,978 km (0.085 R)
• M6: 1,339,649 km (0.084 R)
• M7: 1,607,429 km (0.061 R)
• M8: 2,064,899 km (0.083 R)
• M9: 2,291,540 km (0.107 R)
• M10: 2,650,874 km (0.117 R)
• M11: 2,995,099 km (0.111 R)
• M12: 3,832,099 km (0.084 R)
• M13: 4,016,703 km (0.116 R)
• M14: 5,555,766 km (0.111 R)
• M15: 7,449,076 km (0.082 R)
• M16: 8,961,810 km (0.09 R)
• M17: 9,397,289 km (0.085 R)
• M18: 10,849,436 km (0.086 R)
• M19: 11,983,089 km (0.08 R)
• M20: 13,971,992 km (0.053 R)
• M21: 15,542,471 km (0.074 R)
• M22: 20,764,484 km (0.101 R)
• M23: 21,913,246 km (0.077 R)
• M24: 25,938,775 km (0.119 R)
• M25: 29,707,893 km (0.103 R)
• M26: 31,041,109 km (0.084 R)
• M27: 32,667,537 km (0.087 R)
• M28: 36,773,401 km (0.088 R)
• M29: 41,061,624 km (0.053 R)
• M30: 43,788,194 km (0.065 R)
• M31: 53,744,681 km (0.045 R)
• M32: 55,357,196 km (0.094 R)
• M33: 55,538,359 km (0.094 R)
• M34: 62,325,764 km (0.107 R)
• M35: 68,179,379 km (0.075 R)
• M36: 69,224,320 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.4

Radius: 7

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 6.93 AU - 11.17 AU

Year: 17860 Days

Day: 24.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,391,392 km

• M1: 87,066 km (0.038 R)
• M2: 708,645 km (0.103 R)
• M3: 940,821 km (0.094 R)
• M4: 1,565,392 km (0.089 R)
• M5: 2,110,826 km (0.069 R)
• M6: 2,645,938 km (0.066 R)
• M7: 3,267,816 km (0.116 R)
• M8: 3,843,169 km (0.051 R)
• M9: 5,540,656 km (0.117 R)
• M10: 6,127,080 km (0.06 R)
• M11: 6,835,576 km (0.073 R)
• M12: 7,337,327 km (0.082 R)
• M13: 7,773,853 km (0.055 R)
• M14: 11,272,948 km (0.074 R)
• M15: 13,719,172 km (0.113 R)
• M16: 17,323,583 km (0.093 R)
• M17: 17,553,365 km (0.108 R)
• M18: 18,019,064 km (0.096 R)
• M19: 18,813,578 km (0.12 R)
• M20: 19,301,416 km (0.077 R)
• M21: 19,714,307 km (0.04 R)
• M22: 23,418,499 km (0.07 R)
• M23: 24,556,490 km (0.104 R)
• M24: 25,041,337 km (0.054 R)
• M25: 30,468,598 km (0.054 R)
• M26: 32,749,218 km (0.087 R)
• M27: 32,983,339 km (0.047 R)
• M28: 34,532,574 km (0.034 R)
• M29: 37,775,407 km (0.068 R)
• M30: 38,162,118 km (0.074 R)
• M31: 41,488,576 km (0.04 R)
• M32: 44,571,489 km (0.074 R)
• M33: 53,586,406 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 19,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit