🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.64 AU - 0.76 AU

Year: 215 Days

Day: 22.2 Hours

Environment

Temp: 112 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.86 AU - 1.06 AU

Year: 345 Days

Day: 35.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1 AU - 1.5 AU

Year: 513 Days

Day: 45.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.49 AU - 2.33 AU

Year: 969 Days

Day: 44.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,614,814 km

• M1: 158,125 km (0.059 R)
• M2: 1,029,533 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.1 AU - 4.46 AU

Year: 3250 Days

Day: 22.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,614,814 km

• M1: 166,502 km (0.108 R)

Asteroid Belt

Center: 8.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482

Radius: 11.5

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.45 AU - 12.31 AU

Year: 15031 Days

Day: 5.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,614,814 km

• M1: 143,016 km (0.117 R)
• M2: 1,090,269 km (0.092 R)
• M3: 1,679,984 km (0.081 R)
• M4: 2,414,510 km (0.082 R)
• M5: 3,229,070 km (0.052 R)
• M6: 4,073,849 km (0.071 R)
• M7: 7,588,651 km (0.054 R)
• M8: 8,735,768 km (0.097 R)
• M9: 9,175,885 km (0.07 R)
• M10: 9,942,424 km (0.09 R)
• M11: 10,368,479 km (0.077 R)
• M12: 14,430,659 km (0.073 R)
• M13: 18,633,911 km (0.103 R)
• M14: 19,779,082 km (0.084 R)
• M15: 21,144,462 km (0.06 R)
• M16: 28,927,740 km (0.093 R)
• M17: 32,396,316 km (0.085 R)
• M18: 53,958,755 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.1

Radius: 3.4

Gravity: 38.42 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.1 AU - 17.76 AU

Year: 22250 Days

Day: 21.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 102,614,814 km

• M1: 42,336 km (0.05 R)
• M2: 161,416 km (0.059 R)
• M3: 408,103 km (0.081 R)
• M4: 1,433,148 km (0.101 R)
• M5: 1,560,455 km (0.082 R)
• M6: 1,747,902 km (0.098 R)
• M7: 1,856,360 km (0.104 R)
• M8: 2,209,112 km (0.095 R)
• M9: 3,311,648 km (0.1 R)
• M10: 4,106,162 km (0.037 R)
• M11: 4,298,695 km (0.092 R)
• M12: 4,667,154 km (0.111 R)
• M13: 4,841,436 km (0.111 R)
• M14: 5,466,755 km (0.065 R)
• M15: 5,582,394 km (0.12 R)
• M16: 13,900,634 km (0.045 R)
• M17: 15,535,290 km (0.053 R)
• M18: 18,220,721 km (0.08 R)
• M19: 22,358,748 km (0.096 R)
• M20: 31,306,646 km (0.095 R)
• M21: 34,617,396 km (0.092 R)
• M22: 38,576,953 km (0.064 R)
• M23: 40,738,492 km (0.104 R)
• M24: 49,354,582 km (0.092 R)
• M25: 55,605,828 km (0.062 R)
• M26: 66,345,160 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.5

Radius: 6

Gravity: 18.57 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 15.34 AU - 23.74 AU

Year: 31707 Days

Day: 20.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 102,614,814 km

• M1: 87,365 km (0.073 R)
• M2: 682,615 km (0.104 R)
• M3: 882,627 km (0.055 R)
• M4: 1,136,944 km (0.102 R)
• M5: 3,041,624 km (0.043 R)
• M6: 3,249,116 km (0.058 R)
• M7: 3,895,229 km (0.06 R)
• M8: 4,140,570 km (0.108 R)
• M9: 7,193,563 km (0.105 R)
• M10: 9,797,314 km (0.051 R)
• M11: 11,344,007 km (0.063 R)
• M12: 12,212,422 km (0.117 R)
• M13: 13,280,551 km (0.031 R)
• M14: 15,082,757 km (0.053 R)
• M15: 17,890,110 km (0.036 R)
• M16: 20,920,813 km (0.03 R)
• M17: 22,223,362 km (0.103 R)
• M18: 29,554,555 km (0.084 R)
• M19: 31,750,951 km (0.099 R)
• M20: 32,316,581 km (0.034 R)
• M21: 34,497,568 km (0.117 R)
• M22: 34,795,567 km (0.112 R)
• M23: 35,396,801 km (0.025 R)
• M24: 43,680,783 km (0.109 R)
• M25: 45,443,644 km (0.094 R)
• M26: 48,361,850 km (0.104 R)
• M27: 56,405,428 km (0.103 R)
• M28: 56,819,066 km (0.043 R)
• M29: 63,492,627 km (0.08 R)
• M30: 66,901,514 km (0.117 R)
• M31: 70,191,321 km (0.079 R)
• M32: 74,329,198 km (0.119 R)
• M33: 80,182,065 km (0.042 R)
• M34: 84,971,291 km (0.091 R)
• M35: 87,712,672 km (0.113 R)
• M36: 95,114,925 km (0.082 R)
• M37: 98,069,333 km (0.103 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 14,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit