🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.44 AU - 0.58 AU

Year: 136 Days

Day: 39.6 Hours

Environment

Temp: 166 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.45 AU - 0.73 AU

Year: 169 Days

Day: 40.8 Hours

Environment

Temp: 190 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.43 AU - 1.65 AU

Year: 712 Days

Day: 46.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.3

Radius: 9.2

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.08 AU - 7.1 AU

Year: 7038 Days

Day: 9.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,841,848 km

• M1: 114,442 km (0.098 R)
• M2: 435,779 km (0.096 R)
• M3: 1,454,690 km (0.096 R)
• M4: 1,760,917 km (0.051 R)
• M5: 2,049,192 km (0.105 R)
• M6: 2,760,081 km (0.111 R)
• M7: 3,111,486 km (0.111 R)
• M8: 3,470,820 km (0.082 R)
• M9: 6,242,420 km (0.113 R)
• M10: 6,712,756 km (0.082 R)
• M11: 7,351,987 km (0.107 R)
• M12: 7,915,223 km (0.114 R)
• M13: 8,669,645 km (0.085 R)
• M14: 10,883,993 km (0.119 R)
• M15: 14,465,964 km (0.048 R)
• M16: 17,422,467 km (0.076 R)
• M17: 18,287,741 km (0.118 R)
• M18: 18,834,372 km (0.083 R)
• M19: 21,580,390 km (0.102 R)
• M20: 24,997,206 km (0.098 R)
• M21: 26,011,629 km (0.063 R)
• M22: 27,852,431 km (0.118 R)
• M23: 29,034,553 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.7

Radius: 6.3

Gravity: 16.39 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.33 AU - 13.43 AU

Year: 18245 Days

Day: 24.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,841,848 km

• M1: 85,570 km (0.095 R)
• M2: 345,122 km (0.116 R)
• M3: 607,517 km (0.059 R)
• M4: 816,505 km (0.074 R)
• M5: 1,189,602 km (0.097 R)
• M6: 2,233,347 km (0.025 R)
• M7: 3,065,709 km (0.101 R)
• M8: 3,302,822 km (0.049 R)
• M9: 3,934,574 km (0.109 R)
• M10: 4,643,817 km (0.083 R)
• M11: 6,024,007 km (0.095 R)
• M12: 6,611,179 km (0.12 R)
• M13: 7,421,251 km (0.108 R)
• M14: 7,657,616 km (0.072 R)
• M15: 12,157,370 km (0.085 R)
• M16: 13,648,562 km (0.115 R)
• M17: 14,658,796 km (0.103 R)
• M18: 15,795,441 km (0.106 R)
• M19: 17,902,826 km (0.079 R)
• M20: 18,328,582 km (0.04 R)
• M21: 18,587,236 km (0.105 R)
• M22: 21,980,864 km (0.078 R)
• M23: 23,771,999 km (0.054 R)
• M24: 28,555,840 km (0.056 R)
• M25: 31,540,617 km (0.109 R)
• M26: 32,790,656 km (0.094 R)
• M27: 35,256,029 km (0.111 R)
• M28: 37,287,568 km (0.088 R)
• M29: 42,630,008 km (0.104 R)
• M30: 52,861,754 km (0.106 R)
• M31: 54,090,551 km (0.114 R)
• M32: 54,445,098 km (0.092 R)
• M33: 59,008,880 km (0.117 R)
• M34: 62,253,808 km (0.086 R)
• M35: 67,443,657 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.9

Radius: 7.5

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.51 AU - 19.19 AU

Year: 29303 Days

Day: 21.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,841,848 km

• M1: 101,128 km (0.12 R)
• M2: 444,904 km (0.083 R)
• M3: 1,187,657 km (0.105 R)
• M4: 1,781,561 km (0.084 R)
• M5: 2,135,360 km (0.095 R)
• M6: 2,728,516 km (0.099 R)
• M7: 4,547,925 km (0.11 R)
• M8: 5,486,203 km (0.117 R)
• M9: 6,592,928 km (0.11 R)
• M10: 17,892,803 km (0.113 R)
• M11: 19,068,941 km (0.118 R)
• M12: 23,752,252 km (0.1 R)
• M13: 30,774,376 km (0.063 R)
• M14: 35,589,483 km (0.053 R)
• M15: 43,878,701 km (0.086 R)
• M16: 47,186,011 km (0.085 R)
• M17: 48,038,120 km (0.079 R)
• M18: 56,938,595 km (0.058 R)
• M19: 68,168,907 km (0.116 R)
• M20: 68,602,891 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.9

Radius: 4.7

Gravity: 19.73 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 16.97 AU - 21.65 AU

Year: 31632 Days

Day: 17.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,841,848 km

• M1: 58,493 km (0.08 R)
• M2: 262,694 km (0.094 R)
• M3: 1,124,677 km (0.064 R)
• M4: 2,652,520 km (0.077 R)
• M5: 3,548,013 km (0.119 R)
• M6: 3,704,193 km (0.115 R)
• M7: 3,865,011 km (0.095 R)
• M8: 5,912,706 km (0.096 R)
• M9: 8,148,895 km (0.1 R)
• M10: 9,816,014 km (0.044 R)
• M11: 11,156,411 km (0.105 R)
• M12: 14,351,672 km (0.085 R)
• M13: 15,154,414 km (0.101 R)
• M14: 17,202,558 km (0.099 R)
• M15: 22,258,518 km (0.074 R)
• M16: 22,683,974 km (0.028 R)
• M17: 27,242,371 km (0.113 R)
• M18: 28,720,248 km (0.103 R)
• M19: 31,567,245 km (0.067 R)
• M20: 33,196,665 km (0.116 R)
• M21: 35,167,617 km (0.092 R)
• M22: 35,890,025 km (0.109 R)
• M23: 37,364,312 km (0.094 R)
• M24: 42,028,923 km (0.094 R)
• M25: 44,668,578 km (0.091 R)
• M26: 45,345,359 km (0.086 R)
• M27: 46,028,871 km (0.088 R)
• M28: 50,093,146 km (0.082 R)
• M29: 52,492,995 km (0.056 R)
• M30: 59,945,213 km (0.086 R)
• M31: 67,405,210 km (0.112 R)
• M32: 68,743,064 km (0.069 R)
• M33: 72,165,265 km (0.101 R)
• M34: 75,699,365 km (0.076 R)
• M35: 81,339,504 km (0.096 R)
• M36: 81,842,751 km (0.109 R)
• M37: 84,648,010 km (0.045 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 14,386 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit