🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.47 AU - 0.75 AU

Year: 167 Days

Day: 39.5 Hours

Environment

Temp: 225 °C

Axial Tilt: 44.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.74 AU - 1.14 AU

Year: 319 Days

Day: 44.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.19 AU - 1.81 AU

Year: 643 Days

Day: 15.3 Hours

Environment

Temp: -9 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.41 AU - 1.87 AU

Year: 735 Days

Day: 36.5 Hours

Environment

Temp: -21 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.71 AU - 2.81 AU

Year: 1189 Days

Day: 41.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.6 AU - 5.08 AU

Year: 3725 Days

Day: 17.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225

Radius: 12.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.68 AU - 10.9 AU

Year: 9117 Days

Day: 8.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 110.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,016,196 km

• M1: 159,471 km (0.101 R)
• M2: 715,527 km (0.091 R)
• M3: 1,777,671 km (0.115 R)
• M4: 2,830,541 km (0.078 R)
• M5: 3,602,018 km (0.09 R)
• M6: 4,287,176 km (0.092 R)
• M7: 4,870,009 km (0.041 R)
• M8: 5,362,635 km (0.083 R)
• M9: 7,425,739 km (0.065 R)
• M10: 9,972,792 km (0.11 R)
• M11: 10,634,613 km (0.119 R)
• M12: 20,043,422 km (0.088 R)
• M13: 20,742,642 km (0.085 R)
• M14: 22,562,052 km (0.118 R)
• M15: 23,014,136 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.8

Radius: 8

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.74 AU - 11.38 AU

Year: 11163 Days

Day: 11.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,016,196 km

• M1: 298,298 km (0.116 R)
• M2: 850,913 km (0.112 R)
• M3: 1,236,726 km (0.081 R)
• M4: 2,121,447 km (0.056 R)
• M5: 2,402,841 km (0.117 R)
• M6: 2,838,769 km (0.07 R)
• M7: 4,713,829 km (0.059 R)
• M8: 5,330,471 km (0.079 R)
• M9: 5,890,566 km (0.115 R)
• M10: 6,644,988 km (0.074 R)
• M11: 7,377,718 km (0.095 R)
• M12: 9,695,288 km (0.1 R)
• M13: 10,422,334 km (0.063 R)
• M14: 15,778,237 km (0.069 R)
• M15: 21,839,045 km (0.072 R)
• M16: 23,727,120 km (0.098 R)
• M17: 29,609,757 km (0.037 R)
• M18: 32,713,763 km (0.06 R)
• M19: 35,420,437 km (0.079 R)
• M20: 38,400,277 km (0.115 R)
• M21: 49,082,912 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.6

Radius: 14.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.76 AU - 13.24 AU

Year: 12763 Days

Day: 12.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,016,196 km

• M1: 180,265 km (0.068 R)
• M2: 940,522 km (0.052 R)
• M3: 2,681,392 km (0.05 R)
• M4: 4,079,534 km (0.109 R)
• M5: 5,592,417 km (0.076 R)
• M6: 7,762,334 km (0.057 R)
• M7: 8,693,581 km (0.036 R)
• M8: 9,491,237 km (0.032 R)
• M9: 14,849,533 km (0.107 R)
• M10: 17,497,416 km (0.096 R)
• M11: 18,446,165 km (0.118 R)
• M12: 19,345,548 km (0.114 R)
• M13: 24,482,440 km (0.087 R)
• M14: 34,705,360 km (0.114 R)
• M15: 39,863,195 km (0.115 R)
• M16: 53,456,854 km (0.098 R)
• M17: 56,981,380 km (0.101 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 19,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit