🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.48 AU - 0.56 AU

Year: 160 Days

Day: 39.8 Hours

Environment

Temp: 96 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.43 AU - 0.63 AU

Year: 165 Days

Day: 23.2 Hours

Environment

Temp: 111 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,732,717 km

• M1: 41,139 km (0.058 R)
• M2: 297,849 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.6 AU - 0.6 AU

Year: 199 Days

Day: 19.8 Hours

Environment

Temp: 38 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.16 AU - 1.22 AU

Year: 555 Days

Day: 13.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.9

Radius: 11.9

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.67 AU - 3.65 AU

Year: 2401 Days

Day: 6.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,732,717 km

• M1: 147,952 km (0.112 R)
• M2: 562,787 km (0.084 R)
• M3: 947,254 km (0.069 R)
• M4: 1,369,419 km (0.108 R)
• M5: 2,246,661 km (0.092 R)
• M6: 3,229,668 km (0.113 R)
• M7: 3,802,030 km (0.12 R)
• M8: 4,696,326 km (0.05 R)
• M9: 5,214,982 km (0.074 R)
• M10: 6,719,488 km (0.074 R)
• M11: 7,544,370 km (0.032 R)
• M12: 8,891,499 km (0.118 R)
• M13: 9,331,766 km (0.052 R)
• M14: 9,885,876 km (0.083 R)
• M15: 11,168,079 km (0.111 R)
• M16: 11,830,499 km (0.119 R)
• M17: 12,363,815 km (0.106 R)
• M18: 13,355,948 km (0.072 R)
• M19: 14,060,405 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 12.7

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.49 AU - 8.65 AU

Year: 8036 Days

Day: 8.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,732,717 km

• M1: 157,975 km (0.062 R)
• M2: 721,361 km (0.102 R)
• M3: 1,346,830 km (0.082 R)
• M4: 2,561,116 km (0.111 R)
• M5: 3,588,703 km (0.117 R)
• M6: 5,027,386 km (0.114 R)
• M7: 5,672,901 km (0.091 R)
• M8: 6,706,772 km (0.083 R)
• M9: 7,695,464 km (0.036 R)
• M10: 8,824,330 km (0.084 R)
• M11: 12,240,397 km (0.097 R)
• M12: 12,641,768 km (0.109 R)
• M13: 14,336,562 km (0.035 R)
• M14: 14,976,991 km (0.067 R)
• M15: 16,872,396 km (0.103 R)
• M16: 18,771,092 km (0.056 R)
• M17: 19,228,862 km (0.12 R)
• M18: 21,880,783 km (0.092 R)
• M19: 22,473,191 km (0.108 R)
• M20: 25,783,941 km (0.108 R)
• M21: 28,496,300 km (0.105 R)
• M22: 37,285,773 km (0.101 R)
• M23: 39,986,464 km (0.111 R)
• M24: 41,384,456 km (0.104 R)
• M25: 43,608,976 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.7

Radius: 6.1

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.71 AU - 11.45 AU

Year: 14712 Days

Day: 20.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,732,717 km

• M1: 76,145 km (0.097 R)
• M2: 306,676 km (0.1 R)
• M3: 1,396,047 km (0.103 R)
• M4: 2,196,097 km (0.108 R)
• M5: 2,863,453 km (0.119 R)
• M6: 4,106,312 km (0.047 R)
• M7: 6,236,586 km (0.117 R)
• M8: 7,434,565 km (0.092 R)
• M9: 8,641,970 km (0.052 R)
• M10: 8,963,156 km (0.096 R)
• M11: 10,074,968 km (0.116 R)
• M12: 10,277,224 km (0.067 R)
• M13: 11,938,658 km (0.104 R)
• M14: 16,824,375 km (0.092 R)
• M15: 17,836,255 km (0.068 R)
• M16: 20,380,765 km (0.106 R)
• M17: 21,363,174 km (0.116 R)
• M18: 21,865,973 km (0.109 R)
• M19: 38,488,241 km (0.114 R)
• M20: 43,498,274 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.3

Radius: 5.8

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.96 AU - 15.54 AU

Year: 19462 Days

Day: 18.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,732,717 km

• M1: 73,901 km (0.106 R)
• M2: 304,132 km (0.114 R)
• M3: 494,271 km (0.089 R)
• M4: 1,175,690 km (0.113 R)
• M5: 2,375,614 km (0.098 R)
• M6: 2,772,348 km (0.05 R)
• M7: 3,186,435 km (0.075 R)
• M8: 3,395,124 km (0.094 R)
• M9: 4,546,878 km (0.042 R)
• M10: 4,845,774 km (0.107 R)
• M11: 5,669,610 km (0.092 R)
• M12: 6,095,066 km (0.073 R)
• M13: 8,448,689 km (0.068 R)
• M14: 11,347,298 km (0.072 R)
• M15: 12,022,433 km (0.091 R)
• M16: 12,594,346 km (0.052 R)
• M17: 14,847,589 km (0.108 R)
• M18: 17,759,062 km (0.061 R)
• M19: 21,766,341 km (0.119 R)
• M20: 24,178,307 km (0.105 R)
• M21: 25,603,975 km (0.08 R)
• M22: 27,627,136 km (0.096 R)
• M23: 31,034,677 km (0.049 R)
• M24: 32,230,113 km (0.063 R)
• M25: 34,458,523 km (0.057 R)
• M26: 34,712,241 km (0.108 R)
• M27: 40,193,507 km (0.083 R)
• M28: 43,065,038 km (0.083 R)
• M29: 44,101,602 km (0.085 R)
• M30: 46,378,481 km (0.039 R)
• M31: 49,857,978 km (0.074 R)
• M32: 57,153,567 km (0.098 R)
• M33: 59,127,960 km (0.072 R)
• M34: 62,268,019 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.6

Radius: 7.7

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 11.9 AU - 16.66 AU

Year: 23069 Days

Day: 18.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,732,717 km

• M1: 95,743 km (0.098 R)
• M2: 365,318 km (0.05 R)
• M3: 1,095,804 km (0.115 R)
• M4: 1,858,454 km (0.116 R)
• M5: 2,101,401 km (0.05 R)
• M6: 3,500,889 km (0.028 R)
• M7: 4,519,800 km (0.086 R)
• M8: 4,775,014 km (0.111 R)
• M9: 6,560,465 km (0.105 R)
• M10: 6,840,811 km (0.059 R)
• M11: 7,227,073 km (0.098 R)
• M12: 8,364,765 km (0.07 R)
• M13: 10,925,432 km (0.118 R)
• M14: 17,175,182 km (0.101 R)
• M15: 18,161,929 km (0.071 R)
• M16: 21,044,980 km (0.097 R)
• M17: 22,489,198 km (0.046 R)
• M18: 25,459,164 km (0.107 R)
• M19: 27,820,716 km (0.09 R)
• M20: 28,929,685 km (0.105 R)
• M21: 30,453,639 km (0.094 R)
• M22: 35,203,072 km (0.111 R)
• M23: 35,919,646 km (0.07 R)
• M24: 37,086,060 km (0.047 R)
• M25: 38,882,880 km (0.098 R)
• M26: 43,627,377 km (0.081 R)
• M27: 46,823,685 km (0.102 R)
• M28: 58,334,942 km (0.039 R)
• M29: 59,337,995 km (0.104 R)
• M30: 63,254,168 km (0.115 R)
• M31: 71,825,678 km (0.096 R)
• M32: 81,139,492 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 12,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit