🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.53 AU - 0.65 AU

Year: 170 Days

Day: 37.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.67 AU - 0.89 AU

Year: 258 Days

Day: 45.2 Hours

Environment

Temp: 79 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,327,606 km

• M1: 482,902 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.98 AU - 1.38 AU

Year: 480 Days

Day: 19.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.02 AU - 1.44 AU

Year: 511 Days

Day: 35.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.59 AU - 2.55 AU

Year: 1116 Days

Day: 44.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,327,606 km

• M1: 179,368 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.99 AU - 3.11 AU

Year: 1996 Days

Day: 24.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,327,606 km

• M1: 217,216 km (0.09 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.7

Radius: 14.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.15 AU - 5.87 AU

Year: 4202 Days

Day: 8.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,327,606 km

• M1: 184,155 km (0.117 R)
• M2: 799,750 km (0.074 R)
• M3: 1,340,397 km (0.089 R)
• M4: 2,306,949 km (0.117 R)
• M5: 3,197,056 km (0.113 R)
• M6: 3,830,603 km (0.101 R)
• M7: 4,498,408 km (0.106 R)
• M8: 5,745,905 km (0.079 R)
• M9: 6,250,349 km (0.118 R)
• M10: 6,719,936 km (0.06 R)
• M11: 7,555,440 km (0.066 R)
• M12: 8,053,003 km (0.085 R)
• M13: 9,637,992 km (0.039 R)
• M14: 11,701,246 km (0.112 R)
• M15: 12,564,725 km (0.066 R)
• M16: 13,834,063 km (0.07 R)
• M17: 18,156,245 km (0.068 R)
• M18: 20,248,072 km (0.094 R)
• M19: 21,003,092 km (0.104 R)
• M20: 22,206,607 km (0.072 R)
• M21: 25,455,873 km (0.074 R)
• M22: 26,093,609 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.4

Radius: 9.6

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.98 AU - 6.28 AU

Year: 5006 Days

Day: 13.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,327,606 km

• M1: 119,529 km (0.11 R)
• M2: 469,737 km (0.103 R)
• M3: 900,430 km (0.109 R)
• M4: 1,588,729 km (0.116 R)
• M5: 1,904,530 km (0.07 R)
• M6: 2,262,668 km (0.06 R)
• M7: 3,018,287 km (0.095 R)
• M8: 4,074,747 km (0.096 R)
• M9: 5,134,199 km (0.064 R)
• M10: 5,505,950 km (0.094 R)
• M11: 8,752,971 km (0.113 R)
• M12: 10,233,691 km (0.093 R)
• M13: 11,198,448 km (0.096 R)
• M14: 11,630,187 km (0.087 R)
• M15: 12,122,663 km (0.029 R)
• M16: 12,629,052 km (0.087 R)
• M17: 13,044,336 km (0.076 R)
• M18: 13,468,595 km (0.063 R)
• M19: 16,577,987 km (0.109 R)
• M20: 16,888,104 km (0.091 R)
• M21: 18,431,056 km (0.104 R)
• M22: 18,764,061 km (0.12 R)
• M23: 20,347,554 km (0.067 R)
• M24: 21,427,053 km (0.05 R)
• M25: 22,696,241 km (0.098 R)
• M26: 24,652,832 km (0.045 R)
• M27: 27,404,086 km (0.117 R)
• M28: 29,893,843 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.8

Radius: 5.7

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 13.79 AU - 20.51 AU

Year: 26615 Days

Day: 22.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,327,606 km

• M1: 71,807 km (0.108 R)
• M2: 314,604 km (0.064 R)
• M3: 918,681 km (0.074 R)
• M4: 3,024,570 km (0.047 R)
• M5: 5,812,476 km (0.079 R)
• M6: 6,771,847 km (0.068 R)
• M7: 8,057,341 km (0.05 R)
• M8: 11,673,571 km (0.056 R)
• M9: 13,832,418 km (0.094 R)
• M10: 17,586,576 km (0.111 R)
• M11: 33,627,058 km (0.064 R)
• M12: 34,221,261 km (0.063 R)
• M13: 53,517,890 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 12,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit