🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.43 AU - 0.69 AU

Year: 152 Days

Day: 44.6 Hours

Environment

Temp: 202 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.58 AU - 0.62 AU

Year: 169 Days

Day: 15.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.79 AU - 0.85 AU

Year: 270 Days

Day: 17.2 Hours

Environment

Temp: 94 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.96 AU - 1 AU

Year: 353 Days

Day: 16.4 Hours

Environment

Temp: 30 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,017,350 km

• M1: 272,867 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.78 AU - 2.36 AU

Year: 1082 Days

Day: 42.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,017,350 km

• M1: 117,434 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.97 AU - 2.37 AU

Year: 1162 Days

Day: 29.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,017,350 km

• M1: 453,880 km (0.12 R)

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 17.6

Radius: 9.6

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.34 AU - 8.34 AU

Year: 6502 Days

Day: 7.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 92.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 77,017,350 km

• M1: 170,093 km (0.059 R)
• M2: 577,149 km (0.061 R)
• M3: 983,307 km (0.084 R)
• M4: 1,377,048 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.8

Radius: 5.6

Gravity: 29.23 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 13.06 AU - 14.12 AU

Year: 18208 Days

Day: 19.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,017,350 km

• M1: 69,713 km (0.11 R)
• M2: 351,555 km (0.1 R)
• M3: 798,404 km (0.106 R)
• M4: 1,314,068 km (0.086 R)
• M5: 1,834,519 km (0.098 R)
• M6: 2,672,566 km (0.049 R)
• M7: 3,001,831 km (0.118 R)
• M8: 4,186,496 km (0.1 R)
• M9: 4,525,635 km (0.072 R)
• M10: 4,956,626 km (0.11 R)
• M11: 7,433,668 km (0.099 R)
• M12: 8,664,409 km (0.045 R)
• M13: 8,881,925 km (0.112 R)
• M14: 9,499,166 km (0.103 R)
• M15: 10,818,768 km (0.101 R)
• M16: 11,587,701 km (0.102 R)
• M17: 11,852,041 km (0.068 R)
• M18: 15,108,637 km (0.092 R)
• M19: 16,646,503 km (0.107 R)
• M20: 19,653,719 km (0.051 R)
• M21: 20,029,659 km (0.06 R)
• M22: 23,738,340 km (0.107 R)
• M23: 24,813,948 km (0.088 R)
• M24: 25,921,870 km (0.054 R)
• M25: 26,374,105 km (0.115 R)
• M26: 27,998,289 km (0.117 R)
• M27: 30,809,532 km (0.103 R)
• M28: 31,829,789 km (0.069 R)
• M29: 33,136,676 km (0.054 R)
• M30: 38,137,584 km (0.092 R)
• M31: 47,046,735 km (0.114 R)
• M32: 50,474,471 km (0.096 R)
• M33: 62,353,440 km (0.099 R)
• M34: 63,778,210 km (0.087 R)
• M35: 63,983,458 km (0.053 R)
• M36: 74,364,204 km (0.086 R)
• M37: 75,047,866 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.5

Radius: 6.6

Gravity: 18.63 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.84 AU - 16.84 AU

Year: 18713 Days

Day: 16.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,017,350 km

• M1: 82,129 km (0.057 R)
• M2: 297,700 km (0.115 R)
• M3: 561,291 km (0.108 R)
• M4: 784,491 km (0.12 R)
• M5: 1,596,359 km (0.094 R)
• M6: 2,329,987 km (0.111 R)
• M7: 2,556,179 km (0.038 R)
• M8: 3,159,657 km (0.098 R)
• M9: 3,466,183 km (0.091 R)
• M10: 3,671,581 km (0.077 R)
• M11: 4,139,223 km (0.037 R)
• M12: 5,080,194 km (0.063 R)
• M13: 6,114,065 km (0.096 R)
• M14: 7,473,461 km (0.04 R)
• M15: 9,300,649 km (0.048 R)
• M16: 11,406,838 km (0.062 R)
• M17: 11,863,261 km (0.055 R)
• M18: 13,665,616 km (0.086 R)
• M19: 13,884,777 km (0.101 R)
• M20: 14,405,078 km (0.071 R)
• M21: 17,034,710 km (0.072 R)
• M22: 20,250,166 km (0.103 R)
• M23: 23,743,276 km (0.113 R)
• M24: 26,021,054 km (0.1 R)
• M25: 33,456,517 km (0.101 R)
• M26: 37,014,702 km (0.035 R)
• M27: 49,875,780 km (0.045 R)
• M28: 50,395,633 km (0.07 R)
• M29: 61,965,532 km (0.07 R)
• M30: 67,513,369 km (0.054 R)
• M31: 75,640,872 km (0.079 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 11,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit