🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.47 AU - 0.55 AU

Year: 131 Days

Day: 47.3 Hours

Environment

Temp: 268 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,245,671 km

• M1: 190,588 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.85 AU - 2.05 AU

Year: 980 Days

Day: 29.9 Hours

Environment

Temp: -69 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,245,671 km

• M1: 709,094 km (0.105 R)

Asteroid Belt

Center: 2.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.04 AU - 3.24 AU

Year: 2002 Days

Day: 47.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,245,671 km

• M1: 16,905 km (0.112 R)
• M2: 29,022 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.63 AU - 4.59 AU

Year: 2999 Days

Day: 12.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.37 AU - 5.53 AU

Year: 3378 Days

Day: 22.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,245,671 km

• M1: 1,222,663 km (0.042 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.4 AU - 5.5 AU

Year: 3378 Days

Day: 44.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.5

Radius: 13.8

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.01 AU - 9.89 AU

Year: 8067 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,245,671 km

• M1: 171,888 km (0.089 R)
• M2: 649,255 km (0.07 R)
• M3: 1,089,372 km (0.096 R)
• M4: 1,523,056 km (0.06 R)
• M5: 2,191,459 km (0.089 R)
• M6: 3,007,516 km (0.117 R)
• M7: 3,475,607 km (0.1 R)
• M8: 4,560,790 km (0.081 R)
• M9: 5,213,635 km (0.094 R)
• M10: 7,045,461 km (0.03 R)
• M11: 8,911,246 km (0.05 R)
• M12: 9,367,071 km (0.056 R)
• M13: 11,668,933 km (0.118 R)
• M14: 13,656,939 km (0.104 R)
• M15: 14,450,107 km (0.077 R)
• M16: 16,945,250 km (0.083 R)
• M17: 17,718,222 km (0.113 R)
• M18: 18,809,987 km (0.044 R)
• M19: 19,792,097 km (0.072 R)
• M20: 20,887,603 km (0.119 R)
• M21: 29,516,707 km (0.102 R)
• M22: 30,123,775 km (0.062 R)
• M23: 31,572,930 km (0.109 R)
• M24: 33,832,905 km (0.077 R)
• M25: 34,833,864 km (0.074 R)
• M26: 37,955,074 km (0.045 R)
• M27: 40,260,228 km (0.046 R)
• M28: 42,657,384 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.4

Radius: 7.4

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.23 AU - 13.81 AU

Year: 16908 Days

Day: 19.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,245,671 km

• M1: 220,058 km (0.09 R)
• M2: 620,382 km (0.114 R)
• M3: 983,307 km (0.061 R)
• M4: 2,814,534 km (0.058 R)
• M5: 3,693,422 km (0.081 R)
• M6: 3,945,793 km (0.089 R)
• M7: 5,743,960 km (0.082 R)
• M8: 6,840,811 km (0.081 R)
• M9: 10,061,354 km (0.082 R)
• M10: 13,390,655 km (0.054 R)
• M11: 14,171,556 km (0.052 R)
• M12: 14,667,024 km (0.065 R)
• M13: 25,223,547 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.1

Radius: 3.1

Gravity: 14.27 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 13.6 AU - 19.28 AU

Year: 23990 Days

Day: 16.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,245,671 km

• M1: 38,895 km (0.049 R)
• M2: 232,774 km (0.067 R)
• M3: 399,426 km (0.116 R)
• M4: 681,867 km (0.114 R)
• M5: 972,835 km (0.088 R)
• M6: 1,380,639 km (0.097 R)
• M7: 5,251,184 km (0.118 R)
• M8: 6,054,525 km (0.098 R)
• M9: 9,683,321 km (0.106 R)
• M10: 10,455,246 km (0.034 R)
• M11: 13,323,785 km (0.088 R)
• M12: 14,736,886 km (0.059 R)
• M13: 16,966,044 km (0.102 R)
• M14: 17,482,007 km (0.067 R)
• M15: 28,954,369 km (0.102 R)
• M16: 29,902,969 km (0.101 R)
• M17: 31,199,683 km (0.055 R)
• M18: 33,214,168 km (0.104 R)
• M19: 34,136,738 km (0.113 R)
• M20: 35,552,383 km (0.08 R)
• M21: 46,716,872 km (0.091 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 10,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit