🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.54 AU - 0.78 AU

Year: 194 Days

Day: 25.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.7 AU - 2.72 AU

Year: 1188 Days

Day: 31.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,393,581 km

• M1: 171,140 km (0.036 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.81 AU - 2.65 AU

Year: 1204 Days

Day: 13.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,393,581 km

• M1: 425,157 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.86 AU - 2.9 AU

Year: 1328 Days

Day: 17.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.7 AU - 5.5 AU

Year: 3568 Days

Day: 36.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.5

Radius: 10.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.51 AU - 7.43 AU

Year: 5952 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 109,393,581 km

• M1: 130,749 km (0.052 R)
• M2: 608,115 km (0.078 R)
• M3: 1,327,382 km (0.08 R)
• M4: 2,153,910 km (0.098 R)
• M5: 2,912,222 km (0.104 R)
• M6: 3,729,924 km (0.101 R)
• M7: 4,568,420 km (0.095 R)
• M8: 6,300,464 km (0.08 R)
• M9: 11,282,522 km (0.118 R)
• M10: 12,132,836 km (0.12 R)
• M11: 13,075,901 km (0.067 R)
• M12: 13,435,534 km (0.039 R)
• M13: 13,960,623 km (0.098 R)
• M14: 19,721,487 km (0.093 R)
• M15: 20,745,186 km (0.059 R)
• M16: 22,972,548 km (0.054 R)
• M17: 23,952,414 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.7

Radius: 12.4

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.99 AU - 8.77 AU

Year: 8773 Days

Day: 11 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 109,393,581 km

• M1: 154,385 km (0.073 R)
• M2: 747,241 km (0.034 R)
• M3: 1,223,112 km (0.116 R)
• M4: 2,339,711 km (0.032 R)
• M5: 4,262,492 km (0.115 R)
• M6: 5,302,646 km (0.057 R)
• M7: 6,395,159 km (0.063 R)
• M8: 7,190,272 km (0.117 R)
• M9: 8,571,509 km (0.091 R)
• M10: 9,023,145 km (0.104 R)
• M11: 9,682,124 km (0.103 R)
• M12: 12,760,250 km (0.101 R)
• M13: 15,559,226 km (0.086 R)
• M14: 16,164,648 km (0.094 R)
• M15: 17,638,337 km (0.091 R)
• M16: 18,594,417 km (0.074 R)
• M17: 21,587,870 km (0.062 R)
• M18: 24,346,605 km (0.051 R)
• M19: 27,235,639 km (0.106 R)
• M20: 28,115,573 km (0.085 R)
• M21: 29,115,186 km (0.099 R)
• M22: 29,726,294 km (0.116 R)
• M23: 31,397,900 km (0.102 R)
• M24: 31,932,862 km (0.119 R)
• M25: 32,473,958 km (0.08 R)
• M26: 34,927,512 km (0.09 R)
• M27: 35,966,021 km (0.08 R)
• M28: 38,713,535 km (0.054 R)
• M29: 39,452,698 km (0.073 R)
• M30: 45,571,999 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355

Radius: 3.9

Gravity: 23.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 15.52 AU - 18.56 AU

Year: 25439 Days

Day: 23.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 109,393,581 km

• M1: 50,115 km (0.097 R)
• M2: 205,996 km (0.112 R)
• M3: 331,359 km (0.084 R)
• M4: 495,169 km (0.118 R)
• M5: 630,705 km (0.083 R)
• M6: 1,129,015 km (0.092 R)
• M7: 3,122,556 km (0.117 R)
• M8: 3,478,001 km (0.1 R)
• M9: 8,278,896 km (0.104 R)
• M10: 10,364,440 km (0.044 R)
• M11: 12,505,634 km (0.086 R)
• M12: 12,707,591 km (0.099 R)
• M13: 14,849,085 km (0.05 R)
• M14: 19,738,990 km (0.093 R)
• M15: 29,220,802 km (0.068 R)
• M16: 34,467,649 km (0.027 R)
• M17: 34,864,831 km (0.095 R)
• M18: 43,462,221 km (0.098 R)
• M19: 50,764,841 km (0.111 R)
• M20: 63,285,434 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.4

Radius: 5.9

Gravity: 22.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 19.35 AU - 20.75 AU

Year: 32468 Days

Day: 18.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 109,393,581 km

• M1: 73,752 km (0.056 R)
• M2: 496,366 km (0.094 R)
• M3: 799,750 km (0.044 R)
• M4: 1,042,996 km (0.104 R)
• M5: 1,237,474 km (0.063 R)
• M6: 1,565,841 km (0.083 R)
• M7: 2,346,891 km (0.034 R)
• M8: 2,684,833 km (0.041 R)
• M9: 3,425,642 km (0.117 R)
• M10: 5,259,263 km (0.1 R)
• M11: 7,443,691 km (0.043 R)
• M12: 8,347,561 km (0.091 R)
• M13: 9,513,228 km (0.054 R)
• M14: 10,303,254 km (0.089 R)
• M15: 12,468,085 km (0.096 R)
• M16: 19,271,796 km (0.107 R)
• M17: 20,856,187 km (0.073 R)
• M18: 25,254,963 km (0.116 R)
• M19: 25,502,099 km (0.069 R)
• M20: 29,407,949 km (0.107 R)
• M21: 31,359,902 km (0.083 R)
• M22: 37,090,099 km (0.099 R)
• M23: 39,531,836 km (0.114 R)
• M24: 46,748,437 km (0.08 R)
• M25: 48,824,107 km (0.066 R)
• M26: 52,955,552 km (0.09 R)
• M27: 58,818,592 km (0.108 R)
• M28: 61,458,396 km (0.056 R)
• M29: 68,882,040 km (0.085 R)
• M30: 71,565,677 km (0.048 R)
• M31: 81,103,438 km (0.049 R)
• M32: 89,431,701 km (0.09 R)
• M33: 90,294,582 km (0.102 R)
• M34: 90,583,455 km (0.089 R)
• M35: 95,289,505 km (0.07 R)
• M36: 99,231,110 km (0.089 R)
• M37: 99,847,004 km (0.115 R)
• M38: 101,086,423 km (0.083 R)
• M39: 104,229,773 km (0.094 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 12,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit