🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.45 AU - 0.61 AU

Year: 143 Days

Day: 22.6 Hours

Environment

Temp: 237 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 70,684,277 km

• M1: 45,029 km (0.111 R)
• M2: 163,361 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.03 AU - 1.29 AU

Year: 463 Days

Day: 32.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,684,277 km

• M1: 35,754 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.19 AU - 1.39 AU

Year: 543 Days

Day: 31.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.46 AU - 1.72 AU

Year: 744 Days

Day: 34.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,684,277 km

• M1: 266,883 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.99 AU - 2.07 AU

Year: 1073 Days

Day: 36.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.26 AU - 3.52 AU

Year: 2315 Days

Day: 46.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,684,277 km

• M1: 195,824 km (0.064 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.4

Radius: 12.6

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.49 AU - 5.57 AU

Year: 4823 Days

Day: 8.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,684,277 km

• M1: 157,227 km (0.115 R)
• M2: 731,683 km (0.096 R)
• M3: 1,171,651 km (0.047 R)
• M4: 1,675,347 km (0.119 R)
• M5: 5,937,988 km (0.118 R)
• M6: 6,514,688 km (0.092 R)
• M7: 9,246,046 km (0.09 R)
• M8: 9,846,083 km (0.096 R)
• M9: 13,244,797 km (0.117 R)
• M10: 14,685,574 km (0.118 R)
• M11: 16,351,197 km (0.087 R)
• M12: 18,007,694 km (0.09 R)
• M13: 18,472,195 km (0.099 R)
• M14: 30,644,675 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.6

Radius: 14.5

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.6 AU - 6.96 AU

Year: 5836 Days

Day: 8.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,684,277 km

• M1: 189,541 km (0.03 R)
• M2: 693,386 km (0.101 R)
• M3: 1,460,973 km (0.06 R)
• M4: 2,815,432 km (0.097 R)
• M5: 4,037,198 km (0.091 R)
• M6: 4,568,270 km (0.115 R)
• M7: 6,250,199 km (0.092 R)
• M8: 8,556,250 km (0.115 R)
• M9: 9,568,729 km (0.104 R)
• M10: 11,580,970 km (0.107 R)
• M11: 13,143,071 km (0.119 R)
• M12: 16,052,749 km (0.108 R)
• M13: 21,261,448 km (0.069 R)
• M14: 28,954,219 km (0.108 R)
• M15: 30,172,395 km (0.102 R)
• M16: 31,718,489 km (0.107 R)
• M17: 32,711,220 km (0.054 R)
• M18: 34,758,766 km (0.074 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.8

Radius: 8.8

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.21 AU - 12.05 AU

Year: 12853 Days

Day: 12.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,684,277 km

• M1: 109,506 km (0.114 R)
• M2: 427,700 km (0.1 R)
• M3: 954,883 km (0.088 R)
• M4: 1,369,718 km (0.114 R)
• M5: 1,790,986 km (0.072 R)
• M6: 2,201,183 km (0.115 R)
• M7: 3,293,846 km (0.09 R)
• M8: 3,774,055 km (0.117 R)
• M9: 4,426,451 km (0.084 R)
• M10: 4,713,081 km (0.08 R)
• M11: 6,369,877 km (0.091 R)
• M12: 6,770,052 km (0.088 R)
• M13: 8,072,152 km (0.09 R)
• M14: 8,741,901 km (0.09 R)
• M15: 9,405,667 km (0.063 R)
• M16: 10,601,552 km (0.092 R)
• M17: 12,606,613 km (0.088 R)
• M18: 17,416,334 km (0.065 R)
• M19: 21,496,616 km (0.069 R)
• M20: 24,195,960 km (0.082 R)
• M21: 26,854,463 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.6

Radius: 4.2

Gravity: 36.88 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 11.79 AU - 15.19 AU

Year: 18375 Days

Day: 23.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,684,277 km

• M1: 52,359 km (0.066 R)
• M2: 229,932 km (0.061 R)
• M3: 592,258 km (0.036 R)
• M4: 1,142,629 km (0.061 R)
• M5: 1,978,432 km (0.099 R)
• M6: 2,454,602 km (0.116 R)
• M7: 2,683,935 km (0.111 R)
• M8: 3,958,659 km (0.104 R)
• M9: 4,372,297 km (0.119 R)
• M10: 4,709,640 km (0.091 R)
• M11: 6,276,379 km (0.1 R)
• M12: 6,445,723 km (0.12 R)
• M13: 6,927,279 km (0.095 R)
• M14: 8,723,201 km (0.106 R)
• M15: 9,041,097 km (0.103 R)
• M16: 9,476,876 km (0.113 R)
• M17: 9,812,723 km (0.103 R)
• M18: 10,272,886 km (0.096 R)
• M19: 11,932,375 km (0.102 R)
• M20: 12,127,002 km (0.1 R)
• M21: 12,258,050 km (0.04 R)
• M22: 15,232,654 km (0.119 R)
• M23: 18,567,938 km (0.06 R)
• M24: 20,083,065 km (0.099 R)
• M25: 26,196,382 km (0.069 R)
• M26: 30,329,472 km (0.111 R)
• M27: 32,298,031 km (0.066 R)
• M28: 32,930,381 km (0.087 R)
• M29: 33,570,809 km (0.109 R)
• M30: 39,425,472 km (0.091 R)
• M31: 42,366,267 km (0.117 R)
• M32: 42,517,061 km (0.027 R)
• M33: 49,011,105 km (0.064 R)
• M34: 53,806,614 km (0.081 R)
• M35: 60,801,811 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 12,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit