🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.63 AU - 0.79 AU

Year: 222 Days

Day: 18.4 Hours

Environment

Temp: 180 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.04 AU - 1.14 AU

Year: 422 Days

Day: 18.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.44 AU - 2.46 AU

Year: 1422 Days

Day: 30.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,103,772 km

• M1: 1,010,534 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.9 AU - 3.54 AU

Year: 2143 Days

Day: 37.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.38 AU - 5.3 AU

Year: 3353 Days

Day: 41.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 162.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.1

Radius: 14

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.84 AU - 5.52 AU

Year: 3755 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,103,772 km

• M1: 174,282 km (0.103 R)
• M2: 615,146 km (0.117 R)
• M3: 1,066,782 km (0.099 R)
• M4: 1,800,111 km (0.109 R)
• M5: 2,583,705 km (0.105 R)
• M6: 3,055,686 km (0.11 R)
• M7: 4,176,922 km (0.058 R)
• M8: 5,426,812 km (0.052 R)
• M9: 6,069,335 km (0.083 R)
• M10: 6,762,123 km (0.071 R)
• M11: 8,101,622 km (0.074 R)
• M12: 8,585,422 km (0.116 R)
• M13: 9,459,971 km (0.085 R)
• M14: 9,919,087 km (0.07 R)
• M15: 10,676,501 km (0.083 R)
• M16: 11,386,642 km (0.096 R)
• M17: 12,262,238 km (0.088 R)
• M18: 18,428,363 km (0.11 R)
• M19: 20,195,713 km (0.11 R)
• M20: 22,815,470 km (0.092 R)

Asteroid Belt

Center: 5.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.4

Radius: 12.3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.94 AU - 7.74 AU

Year: 6634 Days

Day: 12.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,103,772 km

• M1: 153,188 km (0.084 R)
• M2: 874,250 km (0.115 R)
• M3: 1,274,275 km (0.109 R)
• M4: 2,100,205 km (0.067 R)
• M5: 3,876,230 km (0.095 R)
• M6: 4,492,723 km (0.079 R)
• M7: 4,939,422 km (0.097 R)
• M8: 6,255,435 km (0.092 R)
• M9: 7,636,523 km (0.11 R)
• M10: 8,072,002 km (0.103 R)
• M11: 8,650,198 km (0.106 R)
• M12: 10,504,014 km (0.078 R)
• M13: 12,500,847 km (0.111 R)
• M14: 15,857,524 km (0.115 R)
• M15: 18,403,231 km (0.071 R)
• M16: 20,749,075 km (0.108 R)
• M17: 21,835,455 km (0.084 R)
• M18: 24,037,535 km (0.112 R)
• M19: 24,461,047 km (0.117 R)
• M20: 26,925,223 km (0.082 R)
• M21: 31,325,944 km (0.117 R)
• M22: 32,445,235 km (0.093 R)
• M23: 32,962,694 km (0.104 R)
• M24: 35,087,881 km (0.079 R)
• M25: 36,628,889 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.7

Radius: 8.9

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.49 AU - 9.45 AU

Year: 9963 Days

Day: 6.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,103,772 km

• M1: 113,246 km (0.057 R)
• M2: 458,368 km (0.072 R)
• M3: 956,978 km (0.116 R)
• M4: 1,478,625 km (0.095 R)
• M5: 2,128,179 km (0.088 R)
• M6: 2,705,926 km (0.066 R)
• M7: 4,832,310 km (0.103 R)
• M8: 5,693,695 km (0.109 R)
• M9: 6,616,564 km (0.12 R)
• M10: 7,677,064 km (0.073 R)
• M11: 9,029,877 km (0.057 R)
• M12: 10,484,118 km (0.034 R)
• M13: 13,666,513 km (0.094 R)
• M14: 15,115,518 km (0.07 R)
• M15: 15,642,851 km (0.039 R)
• M16: 17,657,336 km (0.096 R)
• M17: 19,838,772 km (0.07 R)
• M18: 20,153,227 km (0.109 R)
• M19: 25,369,555 km (0.06 R)
• M20: 26,302,746 km (0.105 R)
• M21: 26,682,276 km (0.119 R)
• M22: 27,065,546 km (0.04 R)
• M23: 27,452,406 km (0.118 R)
• M24: 29,544,532 km (0.048 R)
• M25: 30,996,978 km (0.084 R)
• M26: 33,374,537 km (0.094 R)
• M27: 35,408,320 km (0.116 R)
• M28: 41,105,605 km (0.115 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.4

Radius: 12.9

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.67 AU - 10.47 AU

Year: 10130 Days

Day: 12.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,103,772 km

• M1: 160,369 km (0.118 R)
• M2: 625,618 km (0.097 R)
• M3: 1,032,674 km (0.115 R)
• M4: 3,518,542 km (0.047 R)
• M5: 4,137,428 km (0.092 R)
• M6: 5,340,644 km (0.05 R)
• M7: 6,655,460 km (0.112 R)
• M8: 7,100,813 km (0.098 R)
• M9: 7,526,418 km (0.076 R)
• M10: 8,134,235 km (0.078 R)
• M11: 9,311,121 km (0.113 R)
• M12: 10,698,193 km (0.103 R)
• M13: 12,775,359 km (0.06 R)
• M14: 15,045,955 km (0.052 R)
• M15: 16,679,115 km (0.078 R)
• M16: 17,088,116 km (0.031 R)
• M17: 20,840,180 km (0.12 R)
• M18: 24,491,565 km (0.067 R)
• M19: 25,287,725 km (0.114 R)
• M20: 28,259,187 km (0.109 R)
• M21: 29,431,137 km (0.089 R)
• M22: 36,235,297 km (0.088 R)
• M23: 36,807,210 km (0.097 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 14,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit