🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.28 AU - 1.38 AU

Year: 560 Days

Day: 40.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 65,920,722 km

• M1: 201,508 km (0.093 R)
• M2: 422,464 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.53 AU - 1.91 AU

Year: 824 Days

Day: 47.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.83 AU - 3.91 AU

Year: 2781 Days

Day: 24.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,920,722 km

• M1: 268,827 km (0.097 R)

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.8

Radius: 9.4

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.01 AU - 8.23 AU

Year: 6939 Days

Day: 5.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,920,722 km

• M1: 118,033 km (0.026 R)
• M2: 467,493 km (0.092 R)
• M3: 1,031,926 km (0.093 R)
• M4: 1,412,054 km (0.1 R)
• M5: 1,811,630 km (0.1 R)
• M6: 2,168,122 km (0.102 R)
• M7: 2,801,519 km (0.063 R)
• M8: 3,767,024 km (0.116 R)
• M9: 4,091,053 km (0.104 R)
• M10: 5,028,134 km (0.107 R)
• M11: 5,329,424 km (0.108 R)
• M12: 6,947,475 km (0.037 R)
• M13: 7,829,055 km (0.057 R)
• M14: 8,359,379 km (0.065 R)
• M15: 9,177,231 km (0.06 R)
• M16: 10,772,692 km (0.1 R)
• M17: 11,584,261 km (0.107 R)
• M18: 13,271,874 km (0.11 R)
• M19: 15,179,696 km (0.104 R)
• M20: 16,329,655 km (0.114 R)
• M21: 19,457,447 km (0.083 R)
• M22: 21,045,279 km (0.096 R)
• M23: 22,392,557 km (0.114 R)
• M24: 22,881,443 km (0.072 R)
• M25: 24,050,102 km (0.081 R)
• M26: 26,325,186 km (0.075 R)
• M27: 32,947,136 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.1

Radius: 14.8

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.7 AU - 10.36 AU

Year: 9099 Days

Day: 8.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,920,722 km

• M1: 184,005 km (0.109 R)
• M2: 2,218,836 km (0.093 R)
• M3: 3,286,815 km (0.096 R)
• M4: 3,871,144 km (0.098 R)
• M5: 5,896,101 km (0.099 R)
• M6: 6,963,182 km (0.102 R)
• M7: 9,143,422 km (0.096 R)
• M8: 10,340,803 km (0.069 R)
• M9: 11,183,937 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.6

Radius: 10.8

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 10.13 AU - 13.91 AU

Year: 15221 Days

Day: 12.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,920,722 km

• M1: 136,882 km (0.079 R)
• M2: 603,478 km (0.102 R)
• M3: 1,002,156 km (0.111 R)
• M4: 1,341,893 km (0.105 R)
• M5: 1,811,929 km (0.106 R)
• M6: 2,327,444 km (0.072 R)
• M7: 3,217,551 km (0.068 R)
• M8: 4,959,618 km (0.108 R)
• M9: 6,135,906 km (0.107 R)
• M10: 6,855,322 km (0.089 R)
• M11: 7,868,848 km (0.109 R)
• M12: 8,926,804 km (0.032 R)
• M13: 9,627,670 km (0.078 R)
• M14: 10,957,296 km (0.073 R)
• M15: 15,373,126 km (0.118 R)
• M16: 23,265,610 km (0.062 R)
• M17: 28,527,416 km (0.065 R)
• M18: 29,338,686 km (0.102 R)
• M19: 32,737,848 km (0.082 R)
• M20: 36,797,935 km (0.111 R)
• M21: 38,176,180 km (0.115 R)
• M22: 42,068,866 km (0.076 R)
• M23: 42,817,603 km (0.084 R)
• M24: 50,970,837 km (0.116 R)
• M25: 53,727,477 km (0.082 R)
• M26: 55,859,097 km (0.101 R)
• M27: 57,494,351 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.7

Radius: 3.6

Gravity: 14.56 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 15.63 AU - 22.77 AU

Year: 30729 Days

Day: 22.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,920,722 km

• M1: 45,328 km (0.106 R)
• M2: 540,796 km (0.085 R)
• M3: 663,616 km (0.087 R)
• M4: 2,588,492 km (0.069 R)
• M5: 3,169,829 km (0.056 R)
• M6: 3,301,027 km (0.115 R)
• M7: 5,618,148 km (0.071 R)
• M8: 5,849,875 km (0.093 R)
• M9: 6,047,644 km (0.086 R)
• M10: 11,738,047 km (0.057 R)
• M11: 23,324,851 km (0.096 R)
• M12: 24,941,406 km (0.09 R)
• M13: 27,174,453 km (0.093 R)
• M14: 30,472,189 km (0.074 R)
• M15: 37,169,835 km (0.105 R)
• M16: 38,811,522 km (0.1 R)
• M17: 48,389,226 km (0.092 R)
• M18: 54,935,031 km (0.076 R)
• M19: 64,352,366 km (0.054 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 14,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit