🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.44 AU - 0.58 AU

Year: 131 Days

Day: 21.4 Hours

Environment

Temp: 238 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.52 AU - 0.64 AU

Year: 159 Days

Day: 23.6 Hours

Environment

Temp: 174 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.59 AU - 0.61 AU

Year: 167 Days

Day: 40.5 Hours

Environment

Temp: 234 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,345,877 km

• M1: 499,058 km (0.058 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.26 AU - 1.3 AU

Year: 521 Days

Day: 23.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.46 AU - 2.02 AU

Year: 826 Days

Day: 47.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.73 AU - 2.27 AU

Year: 1018 Days

Day: 41 Hours

Environment

Temp: -58 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2 AU - 2.8 AU

Year: 1338 Days

Day: 25.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.35 AU - 4.51 AU

Year: 3356 Days

Day: 43.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.8

Radius: 3.9

Gravity: 45.22 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.77 AU - 14.25 AU

Year: 17871 Days

Day: 23.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,345,877 km

• M1: 48,470 km (0.112 R)
• M2: 525,388 km (0.09 R)
• M3: 821,292 km (0.101 R)
• M4: 977,024 km (0.097 R)
• M5: 1,192,445 km (0.082 R)
• M6: 3,208,725 km (0.093 R)
• M7: 3,955,218 km (0.117 R)
• M8: 4,142,664 km (0.118 R)
• M9: 4,501,699 km (0.114 R)
• M10: 6,485,217 km (0.114 R)
• M11: 7,335,532 km (0.07 R)
• M12: 8,460,956 km (0.108 R)
• M13: 9,037,955 km (0.107 R)
• M14: 12,058,935 km (0.112 R)
• M15: 15,078,269 km (0.103 R)
• M16: 18,739,527 km (0.084 R)
• M17: 19,626,642 km (0.111 R)
• M18: 27,414,558 km (0.093 R)
• M19: 32,045,809 km (0.08 R)
• M20: 55,953,942 km (0.102 R)
• M21: 56,682,334 km (0.107 R)
• M22: 57,601,763 km (0.116 R)
• M23: 62,934,478 km (0.104 R)
• M24: 69,421,191 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.7

Radius: 6.7

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 12.9 AU - 20.96 AU

Year: 25070 Days

Day: 20.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,345,877 km

• M1: 83,775 km (0.102 R)
• M2: 448,345 km (0.071 R)
• M3: 1,072,018 km (0.071 R)
• M4: 2,796,433 km (0.097 R)
• M5: 3,391,384 km (0.119 R)
• M6: 5,091,564 km (0.099 R)
• M7: 5,362,485 km (0.082 R)
• M8: 6,277,575 km (0.086 R)
• M9: 7,687,535 km (0.117 R)
• M10: 9,585,334 km (0.103 R)
• M11: 10,363,542 km (0.12 R)
• M12: 11,054,235 km (0.066 R)
• M13: 13,975,433 km (0.094 R)
• M14: 14,662,387 km (0.084 R)
• M15: 17,114,744 km (0.106 R)
• M16: 22,710,453 km (0.104 R)
• M17: 24,414,821 km (0.075 R)
• M18: 29,911,645 km (0.086 R)
• M19: 34,365,922 km (0.08 R)
• M20: 34,917,489 km (0.043 R)
• M21: 35,896,607 km (0.119 R)
• M22: 40,607,145 km (0.094 R)
• M23: 42,950,446 km (0.11 R)
• M24: 55,272,972 km (0.074 R)
• M25: 56,793,485 km (0.033 R)
• M26: 65,026,604 km (0.115 R)
• M27: 70,196,706 km (0.118 R)
• M28: 71,530,820 km (0.092 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 13,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit