🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.56 AU - 0.74 AU

Year: 190 Days

Day: 34.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.71 AU - 0.91 AU

Year: 265 Days

Day: 42.7 Hours

Environment

Temp: 140 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,420,283 km

• M1: 78,988 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.68 AU - 1.06 AU

Year: 295 Days

Day: 16.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.03 AU - 4.43 AU

Year: 2618 Days

Day: 41.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981

Radius: 10.4

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.13 AU - 5.59 AU

Year: 4510 Days

Day: 12 Hours

Environment

Temp: -137 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,420,283 km

• M1: 129,701 km (0.094 R)
• M2: 504,444 km (0.071 R)
• M3: 1,276,967 km (0.092 R)
• M4: 1,758,373 km (0.074 R)
• M5: 2,094,520 km (0.088 R)
• M6: 2,716,249 km (0.109 R)
• M7: 3,090,542 km (0.102 R)
• M8: 4,376,635 km (0.113 R)
• M9: 5,140,033 km (0.046 R)
• M10: 6,208,312 km (0.098 R)
• M11: 8,542,038 km (0.083 R)
• M12: 10,079,605 km (0.12 R)
• M13: 12,238,602 km (0.08 R)
• M14: 12,952,632 km (0.101 R)
• M15: 14,520,119 km (0.073 R)
• M16: 15,088,890 km (0.078 R)
• M17: 15,790,953 km (0.117 R)
• M18: 20,117,323 km (0.033 R)
• M19: 21,256,511 km (0.087 R)
• M20: 21,694,534 km (0.034 R)
• M21: 22,438,185 km (0.12 R)
• M22: 25,012,764 km (0.083 R)
• M23: 28,126,793 km (0.086 R)
• M24: 29,731,380 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836

Radius: 8

Gravity: 13.06 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.57 AU - 9.85 AU

Year: 10997 Days

Day: 8.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,420,283 km

• M1: 99,632 km (0.12 R)
• M2: 348,713 km (0.087 R)
• M3: 1,483,712 km (0.085 R)
• M4: 1,918,144 km (0.032 R)
• M5: 2,435,005 km (0.113 R)
• M6: 2,792,095 km (0.104 R)
• M7: 4,803,288 km (0.062 R)
• M8: 5,196,880 km (0.105 R)
• M9: 8,347,860 km (0.104 R)
• M10: 8,629,553 km (0.093 R)
• M11: 9,212,087 km (0.064 R)
• M12: 10,509,550 km (0.103 R)
• M13: 13,208,146 km (0.047 R)
• M14: 14,047,240 km (0.111 R)
• M15: 15,059,270 km (0.056 R)
• M16: 16,119,021 km (0.108 R)
• M17: 17,001,948 km (0.059 R)
• M18: 30,465,307 km (0.111 R)
• M19: 36,717,750 km (0.095 R)
• M20: 37,475,314 km (0.049 R)
• M21: 38,243,349 km (0.08 R)
• M22: 38,631,257 km (0.087 R)
• M23: 39,678,442 km (0.084 R)
• M24: 43,072,967 km (0.056 R)
• M25: 46,216,168 km (0.085 R)
• M26: 46,803,639 km (0.08 R)
• M27: 49,815,941 km (0.032 R)
• M28: 52,955,103 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.4

Radius: 6.4

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.13 AU - 15.23 AU

Year: 21495 Days

Day: 15.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 63,420,283 km

• M1: 82,129 km (0.081 R)
• M2: 359,035 km (0.052 R)
• M3: 700,417 km (0.091 R)
• M4: 1,011,132 km (0.093 R)
• M5: 1,470,098 km (0.095 R)
• M6: 1,705,715 km (0.104 R)
• M7: 3,034,742 km (0.113 R)
• M8: 4,194,575 km (0.066 R)
• M9: 4,574,104 km (0.114 R)
• M10: 5,080,493 km (0.09 R)
• M11: 5,774,927 km (0.037 R)
• M12: 6,125,135 km (0.116 R)
• M13: 6,613,871 km (0.045 R)
• M14: 7,172,470 km (0.068 R)
• M15: 7,577,282 km (0.047 R)
• M16: 8,985,746 km (0.093 R)
• M17: 10,053,426 km (0.074 R)
• M18: 10,446,419 km (0.091 R)
• M19: 11,809,854 km (0.054 R)
• M20: 12,247,278 km (0.084 R)
• M21: 12,825,624 km (0.108 R)
• M22: 15,917,812 km (0.045 R)
• M23: 17,797,659 km (0.116 R)
• M24: 19,301,267 km (0.112 R)
• M25: 19,733,455 km (0.104 R)
• M26: 20,172,226 km (0.076 R)
• M27: 21,160,170 km (0.098 R)
• M28: 21,898,735 km (0.113 R)
• M29: 22,368,921 km (0.063 R)
• M30: 22,654,204 km (0.032 R)
• M31: 26,588,179 km (0.096 R)
• M32: 29,907,457 km (0.041 R)
• M33: 34,368,615 km (0.117 R)
• M34: 40,227,466 km (0.092 R)
• M35: 42,658,581 km (0.106 R)
• M36: 43,984,467 km (0.075 R)
• M37: 48,761,725 km (0.101 R)
• M38: 53,703,242 km (0.092 R)
• M39: 55,944,368 km (0.101 R)
• M40: 59,695,385 km (0.087 R)
• M41: 60,244,559 km (0.074 R)
• M42: 61,912,276 km (0.058 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 11,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit