🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.44 AU - 0.72 AU

Year: 163 Days

Day: 25.4 Hours

Environment

Temp: 202 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.97 AU - 0.99 AU

Year: 358 Days

Day: 45.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 81 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,947,342 km

• M1: 38,895 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.01 AU - 1.45 AU

Year: 503 Days

Day: 26.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,947,342 km

• M1: 44,730 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.21 AU - 1.91 AU

Year: 719 Days

Day: 33.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.37 AU - 1.89 AU

Year: 768 Days

Day: 37.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.15 AU - 2.77 AU

Year: 1424 Days

Day: 17.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,947,342 km

• M1: 66,122 km (0.106 R)
• M2: 1,491,940 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.67 AU - 5.49 AU

Year: 3616 Days

Day: 42.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,947,342 km

• M1: 137,480 km (0.106 R)
• M2: 2,329,388 km (0.077 R)

Asteroid Belt

Center: 9.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.7

Radius: 7.5

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 11.54 AU - 18.52 AU

Year: 21499 Days

Day: 19 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 37,947,342 km

• M1: 93,349 km (0.116 R)
• M2: 414,685 km (0.066 R)
• M3: 716,424 km (0.049 R)
• M4: 1,218,774 km (0.08 R)
• M5: 1,861,895 km (0.118 R)
• M6: 2,196,396 km (0.072 R)
• M7: 2,935,559 km (0.086 R)
• M8: 3,418,910 km (0.117 R)
• M9: 3,830,453 km (0.034 R)
• M10: 6,982,630 km (0.106 R)
• M11: 8,247,181 km (0.039 R)
• M12: 9,097,346 km (0.091 R)
• M13: 10,723,774 km (0.107 R)
• M14: 12,197,612 km (0.118 R)
• M15: 15,938,606 km (0.082 R)
• M16: 16,342,071 km (0.095 R)
• M17: 18,199,030 km (0.048 R)
• M18: 18,818,215 km (0.106 R)
• M19: 20,664,851 km (0.077 R)
• M20: 21,730,288 km (0.118 R)
• M21: 23,036,277 km (0.047 R)
• M22: 25,693,285 km (0.075 R)
• M23: 28,429,879 km (0.113 R)
• M24: 29,023,483 km (0.08 R)
• M25: 34,340,490 km (0.102 R)
• M26: 40,123,346 km (0.093 R)
• M27: 43,322,347 km (0.116 R)
• M28: 45,708,732 km (0.105 R)
• M29: 47,016,516 km (0.101 R)
• M30: 54,294,752 km (0.113 R)
• M31: 55,208,197 km (0.074 R)
• M32: 56,131,814 km (0.091 R)
• M33: 56,504,163 km (0.105 R)
• M34: 59,349,514 km (0.077 R)
• M35: 61,298,625 km (0.117 R)
• M36: 62,488,377 km (0.103 R)
• M37: 66,357,277 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.1

Radius: 3.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 14.16 AU - 23.6 AU

Year: 30268 Days

Day: 17.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,947,342 km

• M1: 68,965 km (0.116 R)
• M2: 215,720 km (0.12 R)
• M3: 634,594 km (0.037 R)
• M4: 1,625,979 km (0.086 R)
• M5: 2,579,067 km (0.114 R)
• M6: 4,639,628 km (0.119 R)
• M7: 5,341,392 km (0.107 R)
• M8: 5,495,927 km (0.105 R)
• M9: 8,107,606 km (0.109 R)
• M10: 8,730,981 km (0.048 R)
• M11: 9,430,351 km (0.087 R)
• M12: 10,596,765 km (0.03 R)
• M13: 12,066,265 km (0.081 R)
• M14: 16,747,482 km (0.104 R)
• M15: 20,112,087 km (0.116 R)
• M16: 21,172,138 km (0.106 R)
• M17: 22,109,967 km (0.118 R)
• M18: 22,669,613 km (0.105 R)
• M19: 23,402,941 km (0.093 R)
• M20: 25,961,663 km (0.111 R)
• M21: 36,267,012 km (0.032 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 17,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit