🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.48 AU - 0.56 AU

Year: 137 Days

Day: 21 Hours

Environment

Temp: 219 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,716,641 km

• M1: 240,853 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.91 AU - 1.03 AU

Year: 349 Days

Day: 25 Hours

Environment

Temp: 29 °C

Axial Tilt: 47.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.49 AU - 1.71 AU

Year: 739 Days

Day: 16.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940

Radius: 13.1

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.58 AU - 8.14 AU

Year: 6563 Days

Day: 8.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,716,641 km

• M1: 173,982 km (0.096 R)
• M2: 774,019 km (0.12 R)
• M3: 1,751,492 km (0.08 R)
• M4: 2,275,533 km (0.091 R)
• M5: 2,688,573 km (0.106 R)
• M6: 3,740,994 km (0.115 R)
• M7: 4,790,124 km (0.107 R)
• M8: 5,666,917 km (0.056 R)
• M9: 6,937,900 km (0.052 R)
• M10: 8,101,473 km (0.113 R)
• M11: 8,601,728 km (0.117 R)
• M12: 10,132,713 km (0.108 R)
• M13: 11,680,602 km (0.035 R)
• M14: 14,380,843 km (0.052 R)
• M15: 14,991,801 km (0.07 R)
• M16: 15,811,897 km (0.056 R)
• M17: 19,028,550 km (0.106 R)
• M18: 19,616,619 km (0.036 R)
• M19: 20,674,725 km (0.073 R)
• M20: 21,930,300 km (0.083 R)
• M21: 22,987,209 km (0.076 R)
• M22: 23,486,417 km (0.12 R)
• M23: 24,506,525 km (0.11 R)
• M24: 26,271,929 km (0.09 R)
• M25: 28,026,413 km (0.077 R)
• M26: 32,076,327 km (0.078 R)
• M27: 34,294,713 km (0.094 R)
• M28: 34,728,547 km (0.059 R)
• M29: 37,409,341 km (0.086 R)
• M30: 38,917,437 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.5

Radius: 8.4

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.64 AU - 11.5 AU

Year: 12552 Days

Day: 6.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,716,641 km

• M1: 105,616 km (0.092 R)
• M2: 380,876 km (0.119 R)
• M3: 687,851 km (0.108 R)
• M4: 987,645 km (0.046 R)
• M5: 1,326,784 km (0.067 R)
• M6: 1,772,884 km (0.116 R)
• M7: 2,244,716 km (0.094 R)
• M8: 2,676,605 km (0.109 R)
• M9: 3,757,300 km (0.116 R)
• M10: 4,770,975 km (0.057 R)
• M11: 5,422,025 km (0.108 R)
• M12: 5,922,281 km (0.098 R)
• M13: 8,673,834 km (0.109 R)
• M14: 8,943,559 km (0.082 R)
• M15: 11,043,315 km (0.089 R)
• M16: 11,307,056 km (0.109 R)
• M17: 12,068,210 km (0.118 R)
• M18: 13,155,188 km (0.09 R)
• M19: 15,261,077 km (0.051 R)
• M20: 16,122,462 km (0.088 R)
• M21: 20,128,693 km (0.104 R)
• M22: 27,454,500 km (0.089 R)
• M23: 32,240,884 km (0.097 R)
• M24: 32,672,325 km (0.111 R)
• M25: 36,495,597 km (0.091 R)
• M26: 39,613,217 km (0.052 R)
• M27: 43,820,208 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.1

Radius: 10.2

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.2 AU - 11.8 AU

Year: 13325 Days

Day: 14.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,716,641 km

• M1: 127,607 km (0.043 R)
• M2: 1,456,784 km (0.109 R)
• M3: 2,441,736 km (0.081 R)
• M4: 2,839,068 km (0.084 R)
• M5: 3,202,890 km (0.077 R)
• M6: 3,653,180 km (0.073 R)
• M7: 7,753,059 km (0.099 R)
• M8: 9,072,961 km (0.053 R)
• M9: 9,491,536 km (0.105 R)
• M10: 11,295,836 km (0.067 R)
• M11: 15,203,332 km (0.046 R)
• M12: 16,400,863 km (0.055 R)
• M13: 19,067,894 km (0.088 R)
• M14: 21,363,174 km (0.085 R)
• M15: 26,495,428 km (0.104 R)
• M16: 41,496,654 km (0.09 R)
• M17: 43,089,423 km (0.112 R)
• M18: 46,089,309 km (0.116 R)
• M19: 53,851,494 km (0.11 R)
• M20: 62,818,390 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.3

Radius: 6.2

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 18.85 AU - 18.85 AU

Year: 29892 Days

Day: 24.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,716,641 km

• M1: 77,193 km (0.111 R)
• M2: 351,555 km (0.085 R)
• M3: 636,689 km (0.116 R)
• M4: 927,058 km (0.102 R)
• M5: 1,568,833 km (0.097 R)
• M6: 9,542,549 km (0.119 R)
• M7: 31,385,783 km (0.076 R)
• M8: 53,923,749 km (0.113 R)
• M9: 56,883,693 km (0.097 R)
• M10: 74,215,204 km (0.051 R)
• M11: 75,118,476 km (0.041 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 19,794 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit