🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.51 AU - 0.59 AU

Year: 150 Days

Day: 23.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.59 AU - 0.63 AU

Year: 175 Days

Day: 27.9 Hours

Environment

Temp: 193 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,868,361 km

• M1: 357,240 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.67 AU - 0.85 AU

Year: 243 Days

Day: 29.1 Hours

Environment

Temp: 97 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.96 AU - 1.12 AU

Year: 389 Days

Day: 33 Hours

Environment

Temp: 28 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 6.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.3

Radius: 8

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.72 AU - 15.96 AU

Year: 16890 Days

Day: 16.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,868,361 km

• M1: 99,483 km (0.089 R)
• M2: 410,796 km (0.109 R)
• M3: 827,875 km (0.066 R)
• M4: 1,091,017 km (0.118 R)
• M5: 1,570,778 km (0.068 R)
• M6: 1,982,022 km (0.059 R)
• M7: 2,568,595 km (0.103 R)
• M8: 2,902,947 km (0.068 R)
• M9: 5,889,369 km (0.117 R)
• M10: 6,758,383 km (0.101 R)
• M11: 7,710,424 km (0.109 R)
• M12: 8,847,966 km (0.11 R)
• M13: 10,257,028 km (0.109 R)
• M14: 15,159,650 km (0.08 R)
• M15: 17,873,505 km (0.109 R)
• M16: 18,763,463 km (0.108 R)
• M17: 23,278,476 km (0.059 R)
• M18: 23,853,231 km (0.09 R)
• M19: 24,831,900 km (0.108 R)
• M20: 34,257,763 km (0.081 R)
• M21: 35,628,977 km (0.119 R)
• M22: 38,880,636 km (0.114 R)
• M23: 39,418,740 km (0.092 R)
• M24: 39,825,347 km (0.067 R)
• M25: 41,062,521 km (0.03 R)
• M26: 47,481,018 km (0.115 R)
• M27: 51,571,622 km (0.116 R)
• M28: 53,205,530 km (0.108 R)
• M29: 58,665,703 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.4

Radius: 3

Gravity: 59.93 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 15.8 AU - 17.92 AU

Year: 25413 Days

Day: 23.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,868,361 km

• M1: 38,895 km (0.119 R)
• M2: 421,118 km (0.063 R)
• M3: 1,013,825 km (0.118 R)
• M4: 1,219,522 km (0.118 R)
• M5: 2,088,685 km (0.083 R)
• M6: 2,306,650 km (0.042 R)
• M7: 5,510,587 km (0.097 R)
• M8: 5,674,397 km (0.069 R)
• M9: 6,451,857 km (0.049 R)
• M10: 7,952,772 km (0.088 R)
• M11: 8,482,648 km (0.112 R)
• M12: 19,108,884 km (0.101 R)
• M13: 22,043,246 km (0.084 R)
• M14: 23,832,437 km (0.105 R)
• M15: 26,058,303 km (0.04 R)
• M16: 49,396,170 km (0.06 R)
• M17: 51,353,807 km (0.119 R)
• M18: 54,855,594 km (0.098 R)
• M19: 55,802,998 km (0.102 R)
• M20: 66,952,976 km (0.076 R)
• M21: 79,257,251 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.9

Radius: 3

Gravity: 44.21 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 15.21 AU - 20.95 AU

Year: 28221 Days

Day: 17.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,868,361 km

• M1: 37,699 km (0.055 R)
• M2: 200,760 km (0.086 R)
• M3: 436,527 km (0.083 R)
• M4: 875,746 km (0.092 R)
• M5: 2,065,947 km (0.081 R)
• M6: 5,340,494 km (0.117 R)
• M7: 6,608,486 km (0.088 R)
• M8: 7,024,817 km (0.112 R)
• M9: 8,976,770 km (0.104 R)
• M10: 9,896,946 km (0.09 R)
• M11: 11,005,167 km (0.12 R)
• M12: 12,538,097 km (0.114 R)
• M13: 13,537,710 km (0.117 R)
• M14: 17,108,910 km (0.101 R)
• M15: 22,676,793 km (0.073 R)
• M16: 22,988,406 km (0.112 R)
• M17: 25,696,576 km (0.114 R)
• M18: 32,255,844 km (0.042 R)
• M19: 34,667,811 km (0.12 R)
• M20: 36,199,543 km (0.074 R)
• M21: 44,863,653 km (0.109 R)
• M22: 47,016,367 km (0.031 R)
• M23: 50,991,631 km (0.07 R)
• M24: 55,748,544 km (0.063 R)
• M25: 56,126,279 km (0.066 R)
• M26: 73,802,015 km (0.097 R)
• M27: 75,865,867 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 15,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit