🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.46 AU - 0.62 AU

Year: 144 Days

Day: 14 Hours

Environment

Temp: 187 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.26 AU - 1.5 AU

Year: 586 Days

Day: 15.1 Hours

Environment

Temp: -8 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.28 AU - 1.58 AU

Year: 618 Days

Day: 31.4 Hours

Environment

Temp: -35 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.52 AU - 1.94 AU

Year: 823 Days

Day: 15.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.41 AU - 3.71 AU

Year: 1936 Days

Day: 36.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.83 AU - 3.75 AU

Year: 2158 Days

Day: 25 Hours

Environment

Temp: -114 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.36 AU - 4 AU

Year: 2553 Days

Day: 35.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,455,375 km

• M1: 152,141 km (0.07 R)
• M2: 620,083 km (0.095 R)

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.7

Radius: 8.3

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.67 AU - 6.03 AU

Year: 4475 Days

Day: 9.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,455,375 km

• M1: 220,208 km (0.102 R)
• M2: 524,191 km (0.115 R)
• M3: 892,052 km (0.095 R)
• M4: 1,159,383 km (0.081 R)
• M5: 1,900,342 km (0.094 R)
• M6: 2,533,739 km (0.053 R)
• M7: 3,082,464 km (0.103 R)
• M8: 4,019,246 km (0.064 R)
• M9: 4,813,910 km (0.106 R)
• M10: 5,312,968 km (0.076 R)
• M11: 5,601,842 km (0.12 R)
• M12: 6,443,479 km (0.109 R)
• M13: 7,431,573 km (0.099 R)
• M14: 7,961,898 km (0.109 R)
• M15: 8,660,071 km (0.083 R)
• M16: 9,098,094 km (0.059 R)
• M17: 10,460,781 km (0.078 R)
• M18: 11,470,566 km (0.109 R)
• M19: 13,152,645 km (0.12 R)
• M20: 13,585,431 km (0.089 R)
• M21: 16,001,886 km (0.107 R)
• M22: 17,397,335 km (0.092 R)
• M23: 18,331,873 km (0.106 R)
• M24: 19,921,500 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.7

Radius: 12.8

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.15 AU - 10.57 AU

Year: 10356 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,455,375 km

• M1: 170,841 km (0.115 R)
• M2: 948,301 km (0.094 R)
• M3: 1,397,543 km (0.086 R)
• M4: 2,125,636 km (0.116 R)
• M5: 3,208,276 km (0.076 R)
• M6: 3,616,977 km (0.085 R)
• M7: 5,250,885 km (0.084 R)
• M8: 5,787,642 km (0.08 R)
• M9: 6,854,126 km (0.055 R)
• M10: 7,918,066 km (0.047 R)
• M11: 10,167,419 km (0.089 R)
• M12: 11,661,004 km (0.082 R)
• M13: 14,105,434 km (0.036 R)
• M14: 15,079,615 km (0.088 R)
• M15: 15,753,703 km (0.08 R)
• M16: 24,829,656 km (0.115 R)
• M17: 26,636,350 km (0.105 R)
• M18: 28,123,502 km (0.112 R)
• M19: 28,733,712 km (0.087 R)
• M20: 32,359,216 km (0.086 R)
• M21: 33,822,583 km (0.115 R)
• M22: 37,123,759 km (0.119 R)
• M23: 38,602,235 km (0.114 R)
• M24: 40,376,316 km (0.061 R)
• M25: 44,359,808 km (0.111 R)
• M26: 45,604,163 km (0.116 R)
• M27: 47,442,422 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.4

Radius: 4.2

Gravity: 55.58 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 15.28 AU - 16.36 AU

Year: 22756 Days

Day: 20.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,455,375 km

• M1: 54,005 km (0.063 R)
• M2: 314,006 km (0.089 R)
• M3: 755,469 km (0.12 R)
• M4: 1,088,025 km (0.109 R)
• M5: 2,306,799 km (0.06 R)
• M6: 2,754,845 km (0.119 R)
• M7: 3,595,286 km (0.088 R)
• M8: 3,821,328 km (0.065 R)
• M9: 4,195,771 km (0.09 R)
• M10: 4,373,793 km (0.1 R)
• M11: 6,442,731 km (0.118 R)
• M12: 10,642,243 km (0.106 R)
• M13: 11,449,623 km (0.115 R)
• M14: 21,357,340 km (0.06 R)
• M15: 22,965,368 km (0.118 R)
• M16: 24,767,573 km (0.05 R)
• M17: 26,905,327 km (0.054 R)
• M18: 33,060,232 km (0.115 R)
• M19: 33,482,247 km (0.113 R)
• M20: 47,874,610 km (0.104 R)
• M21: 50,988,489 km (0.091 R)
• M22: 51,363,531 km (0.056 R)
• M23: 52,309,139 km (0.117 R)
• M24: 54,625,513 km (0.092 R)
• M25: 55,215,228 km (0.057 R)
• M26: 55,808,982 km (0.047 R)
• M27: 64,575,716 km (0.074 R)
• M28: 65,455,651 km (0.105 R)
• M29: 66,566,714 km (0.106 R)
• M30: 75,667,501 km (0.041 R)
• M31: 83,206,934 km (0.081 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 15,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit