🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.57 AU - 0.89 AU

Year: 230 Days

Day: 21.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1 AU - 1.32 AU

Year: 461 Days

Day: 33.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,709,709 km

• M1: 82,279 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.08 AU - 1.26 AU

Year: 467 Days

Day: 14.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.21 AU - 3.25 AU

Year: 2142 Days

Day: 27.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 165.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,709,709 km

• M1: 40,990 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.48 AU - 4.36 AU

Year: 2864 Days

Day: 35.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.4

Radius: 13.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.15 AU - 6.39 AU

Year: 4464 Days

Day: 6.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,709,709 km

• M1: 163,062 km (0.082 R)
• M2: 727,046 km (0.109 R)
• M3: 1,369,718 km (0.052 R)
• M4: 2,878,562 km (0.103 R)
• M5: 3,580,027 km (0.053 R)
• M6: 4,631,400 km (0.116 R)
• M7: 5,110,562 km (0.04 R)
• M8: 5,673,350 km (0.089 R)
• M9: 6,865,944 km (0.07 R)
• M10: 7,308,754 km (0.112 R)
• M11: 7,770,562 km (0.067 R)
• M12: 9,597,601 km (0.097 R)
• M13: 11,737,449 km (0.061 R)
• M14: 12,502,193 km (0.099 R)
• M15: 12,941,263 km (0.074 R)
• M16: 13,757,619 km (0.027 R)
• M17: 14,273,282 km (0.095 R)
• M18: 17,588,222 km (0.044 R)
• M19: 18,874,913 km (0.11 R)
• M20: 19,395,214 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.5

Radius: 10.8

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.15 AU - 5.93 AU

Year: 4811 Days

Day: 7.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,709,709 km

• M1: 135,984 km (0.068 R)
• M2: 473,627 km (0.075 R)
• M3: 825,780 km (0.046 R)
• M4: 1,530,835 km (0.094 R)
• M5: 2,429,918 km (0.115 R)
• M6: 3,690,430 km (0.099 R)
• M7: 4,689,594 km (0.1 R)
• M8: 5,344,234 km (0.101 R)
• M9: 5,776,572 km (0.088 R)
• M10: 6,835,725 km (0.104 R)
• M11: 8,194,373 km (0.066 R)
• M12: 8,956,275 km (0.107 R)
• M13: 10,454,498 km (0.097 R)
• M14: 11,482,833 km (0.108 R)
• M15: 14,194,295 km (0.085 R)
• M16: 14,815,276 km (0.111 R)
• M17: 18,376,902 km (0.076 R)
• M18: 22,058,505 km (0.06 R)
• M19: 23,890,481 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.7

Radius: 14.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.51 AU - 8.11 AU

Year: 7292 Days

Day: 14.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,709,709 km

• M1: 182,659 km (0.085 R)
• M2: 764,595 km (0.089 R)
• M3: 1,623,436 km (0.081 R)
• M4: 2,826,203 km (0.063 R)
• M5: 3,347,252 km (0.088 R)
• M6: 4,611,803 km (0.087 R)
• M7: 5,199,424 km (0.067 R)
• M8: 5,657,941 km (0.074 R)
• M9: 6,174,802 km (0.064 R)
• M10: 6,723,228 km (0.098 R)
• M11: 7,807,513 km (0.074 R)
• M12: 8,964,952 km (0.086 R)
• M13: 11,144,742 km (0.115 R)
• M14: 11,668,185 km (0.072 R)
• M15: 14,369,175 km (0.111 R)
• M16: 15,220,087 km (0.118 R)
• M17: 16,104,510 km (0.103 R)
• M18: 16,590,105 km (0.089 R)
• M19: 17,654,494 km (0.095 R)
• M20: 18,897,353 km (0.096 R)
• M21: 19,780,878 km (0.096 R)
• M22: 23,983,680 km (0.105 R)
• M23: 26,502,759 km (0.03 R)
• M24: 27,437,745 km (0.11 R)
• M25: 27,956,850 km (0.116 R)
• M26: 31,210,753 km (0.047 R)
• M27: 31,681,837 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.6

Radius: 7.2

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 12.97 AU - 19.73 AU

Year: 24392 Days

Day: 20.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,709,709 km

• M1: 155,133 km (0.1 R)
• M2: 384,317 km (0.061 R)
• M3: 622,477 km (0.1 R)
• M4: 941,120 km (0.06 R)
• M5: 1,915,002 km (0.079 R)
• M6: 2,363,048 km (0.068 R)
• M7: 2,601,058 km (0.093 R)
• M8: 3,125,698 km (0.079 R)
• M9: 3,386,447 km (0.11 R)
• M10: 4,745,843 km (0.113 R)
• M11: 6,109,128 km (0.106 R)
• M12: 6,859,062 km (0.104 R)
• M13: 8,145,305 km (0.097 R)
• M14: 21,273,565 km (0.03 R)
• M15: 24,075,384 km (0.063 R)
• M16: 31,953,956 km (0.081 R)
• M17: 34,066,427 km (0.115 R)
• M18: 41,973,423 km (0.106 R)
• M19: 47,608,475 km (0.118 R)
• M20: 62,040,032 km (0.068 R)
• M21: 64,535,624 km (0.037 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 12,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit