🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.41 AU - 0.61 AU

Year: 134 Days

Day: 25.5 Hours

Environment

Temp: 202 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.83 AU - 1.07 AU

Year: 342 Days

Day: 39.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.94 AU - 0.98 AU

Year: 347 Days

Day: 28.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.15 AU - 1.35 AU

Year: 516 Days

Day: 41.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.31 AU - 2.47 AU

Year: 1363 Days

Day: 27.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,642,086 km

• M1: 108,159 km (0.099 R)
• M2: 348,114 km (0.095 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.1

Radius: 12.1

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.1 AU - 5.34 AU

Year: 3783 Days

Day: 8.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,642,086 km

• M1: 150,495 km (0.054 R)
• M2: 570,417 km (0.104 R)
• M3: 1,077,703 km (0.084 R)
• M4: 1,609,075 km (0.081 R)
• M5: 2,353,025 km (0.094 R)
• M6: 3,245,675 km (0.093 R)
• M7: 4,945,706 km (0.102 R)
• M8: 5,951,003 km (0.104 R)
• M9: 6,460,982 km (0.069 R)
• M10: 6,884,045 km (0.09 R)
• M11: 7,599,572 km (0.113 R)
• M12: 9,570,225 km (0.088 R)
• M13: 10,577,317 km (0.078 R)
• M14: 12,454,023 km (0.096 R)
• M15: 14,639,348 km (0.062 R)
• M16: 15,174,161 km (0.12 R)
• M17: 18,661,287 km (0.087 R)
• M18: 19,290,197 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.5

Radius: 12

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.84 AU - 7.66 AU

Year: 7203 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,642,086 km

• M1: 155,881 km (0.093 R)
• M2: 795,262 km (0.072 R)
• M3: 1,662,930 km (0.108 R)
• M4: 2,679,447 km (0.119 R)
• M5: 3,085,306 km (0.11 R)
• M6: 3,554,894 km (0.11 R)
• M7: 4,272,216 km (0.07 R)
• M8: 4,969,940 km (0.085 R)
• M9: 7,376,821 km (0.113 R)
• M10: 8,181,956 km (0.078 R)
• M11: 9,877,050 km (0.104 R)
• M12: 13,222,806 km (0.092 R)
• M13: 14,064,145 km (0.104 R)
• M14: 19,952,766 km (0.115 R)
• M15: 22,519,566 km (0.103 R)
• M16: 23,800,722 km (0.095 R)
• M17: 25,299,244 km (0.086 R)
• M18: 26,158,534 km (0.059 R)
• M19: 29,226,038 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.6

Radius: 11.6

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 9.04 AU - 13.02 AU

Year: 13516 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,642,086 km

• M1: 145,708 km (0.056 R)
• M2: 515,215 km (0.059 R)
• M3: 970,741 km (0.096 R)
• M4: 1,625,979 km (0.108 R)
• M5: 2,220,332 km (0.119 R)
• M6: 2,599,263 km (0.067 R)
• M7: 4,603,276 km (0.075 R)
• M8: 6,010,992 km (0.086 R)
• M9: 7,901,012 km (0.105 R)
• M10: 8,520,048 km (0.116 R)
• M11: 9,076,252 km (0.05 R)
• M12: 11,884,504 km (0.068 R)
• M13: 13,797,711 km (0.101 R)
• M14: 21,176,476 km (0.063 R)
• M15: 22,371,464 km (0.091 R)
• M16: 23,520,974 km (0.086 R)
• M17: 23,882,552 km (0.035 R)
• M18: 24,802,429 km (0.108 R)
• M19: 27,106,685 km (0.104 R)
• M20: 28,006,517 km (0.093 R)
• M21: 32,694,465 km (0.05 R)
• M22: 34,521,504 km (0.06 R)
• M23: 37,388,098 km (0.104 R)
• M24: 40,280,872 km (0.115 R)
• M25: 41,190,128 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326

Radius: 7.3

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 12.22 AU - 16.54 AU

Year: 20119 Days

Day: 19.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,642,086 km

• M1: 98,286 km (0.054 R)
• M2: 393,742 km (0.045 R)
• M3: 966,552 km (0.083 R)
• M4: 1,384,079 km (0.091 R)
• M5: 1,882,091 km (0.071 R)
• M6: 2,688,124 km (0.118 R)
• M7: 3,082,913 km (0.062 R)
• M8: 5,445,362 km (0.078 R)
• M9: 9,006,839 km (0.097 R)
• M10: 9,364,228 km (0.105 R)
• M11: 15,701,793 km (0.081 R)
• M12: 18,324,393 km (0.091 R)
• M13: 23,833,185 km (0.11 R)
• M14: 26,232,435 km (0.109 R)
• M15: 35,261,116 km (0.058 R)
• M16: 42,784,093 km (0.114 R)
• M17: 44,671,719 km (0.041 R)
• M18: 55,626,771 km (0.1 R)
• M19: 56,829,090 km (0.074 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: 288 - 15,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit