🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.42 AU - 0.66 AU

Year: 138 Days

Day: 16.7 Hours

Environment

Temp: 202 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,138,278 km

• M1: 93,798 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.75 AU - 0.79 AU

Year: 235 Days

Day: 27.5 Hours

Environment

Temp: 196 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,138,278 km

• M1: 37,699 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.89 AU - 0.93 AU

Year: 302 Days

Day: 16.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 59,138,278 km

• M1: 57,446 km (0.091 R)
• M2: 185,202 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.95 AU - 4.63 AU

Year: 2570 Days

Day: 37 Hours

Environment

Temp: -115 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.77 AU - 5.41 AU

Year: 3999 Days

Day: 15.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,138,278 km

• M1: 31,116 km (0.109 R)

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.8

Radius: 13.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.59 AU - 7.35 AU

Year: 5731 Days

Day: 9.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,138,278 km

• M1: 168,148 km (0.045 R)
• M2: 956,379 km (0.12 R)
• M3: 1,620,743 km (0.094 R)
• M4: 2,131,770 km (0.114 R)
• M5: 2,945,732 km (0.089 R)
• M6: 3,425,941 km (0.111 R)
• M7: 4,233,620 km (0.074 R)
• M8: 4,670,595 km (0.092 R)
• M9: 6,666,680 km (0.104 R)
• M10: 7,092,585 km (0.085 R)
• M11: 7,536,591 km (0.108 R)
• M12: 9,219,567 km (0.061 R)
• M13: 9,666,715 km (0.114 R)
• M14: 10,560,712 km (0.086 R)
• M15: 11,232,407 km (0.087 R)
• M16: 12,366,358 km (0.071 R)
• M17: 15,591,389 km (0.09 R)
• M18: 16,522,486 km (0.098 R)
• M19: 21,106,614 km (0.076 R)
• M20: 21,957,377 km (0.085 R)
• M21: 23,727,269 km (0.1 R)
• M22: 24,414,821 km (0.118 R)
• M23: 25,749,982 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.4

Radius: 10.2

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.13 AU - 8.35 AU

Year: 7499 Days

Day: 14.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,138,278 km

• M1: 126,859 km (0.037 R)
• M2: 610,060 km (0.063 R)
• M3: 1,540,409 km (0.078 R)
• M4: 3,159,357 km (0.105 R)
• M5: 3,590,947 km (0.086 R)
• M6: 3,992,019 km (0.069 R)
• M7: 6,401,742 km (0.117 R)
• M8: 9,111,857 km (0.067 R)
• M9: 9,691,399 km (0.056 R)
• M10: 10,033,380 km (0.118 R)
• M11: 10,696,547 km (0.062 R)
• M12: 11,915,022 km (0.106 R)
• M13: 12,307,866 km (0.096 R)
• M14: 13,485,949 km (0.104 R)
• M15: 13,805,340 km (0.101 R)
• M16: 18,171,055 km (0.058 R)
• M17: 19,156,307 km (0.077 R)
• M18: 20,315,540 km (0.094 R)
• M19: 28,011,603 km (0.073 R)
• M20: 29,236,510 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.5

Radius: 8.3

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 10 AU - 15.26 AU

Year: 15631 Days

Day: 9.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,138,278 km

• M1: 103,372 km (0.11 R)
• M2: 363,672 km (0.083 R)
• M3: 698,173 km (0.053 R)
• M4: 1,003,652 km (0.071 R)
• M5: 1,371,513 km (0.099 R)
• M6: 2,224,820 km (0.064 R)
• M7: 3,578,231 km (0.119 R)
• M8: 4,699,318 km (0.096 R)
• M9: 5,166,362 km (0.099 R)
• M10: 9,765,300 km (0.038 R)
• M11: 11,326,354 km (0.052 R)
• M12: 12,664,507 km (0.085 R)
• M13: 13,701,669 km (0.1 R)
• M14: 17,700,270 km (0.103 R)
• M15: 21,321,885 km (0.045 R)
• M16: 22,600,199 km (0.11 R)
• M17: 25,108,357 km (0.065 R)
• M18: 25,712,583 km (0.078 R)
• M19: 26,223,310 km (0.06 R)
• M20: 33,736,863 km (0.102 R)
• M21: 35,848,736 km (0.115 R)
• M22: 37,652,886 km (0.107 R)
• M23: 38,710,543 km (0.059 R)
• M24: 40,196,948 km (0.112 R)
• M25: 43,139,837 km (0.111 R)
• M26: 44,297,725 km (0.11 R)
• M27: 49,293,396 km (0.043 R)
• M28: 50,878,385 km (0.026 R)
• M29: 52,333,674 km (0.088 R)
• M30: 55,157,782 km (0.115 R)
• M31: 56,007,348 km (0.101 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 19,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit