🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.77 AU - 0.85 AU

Year: 260 Days

Day: 21.7 Hours

Environment

Temp: 119 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.23 AU - 1.53 AU

Year: 578 Days

Day: 47.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.48 AU - 1.62 AU

Year: 688 Days

Day: 20.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.84 AU - 6.38 AU

Year: 4117 Days

Day: 27.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,768,147 km

• M1: 371,751 km (0.032 R)

Asteroid Belt

Center: 6.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.4

Radius: 12.3

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.51 AU - 8.27 AU

Year: 7900 Days

Day: 11.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,768,147 km

• M1: 153,039 km (0.106 R)
• M2: 549,174 km (0.046 R)
• M3: 1,068,278 km (0.104 R)
• M4: 1,604,288 km (0.109 R)
• M5: 2,008,950 km (0.072 R)
• M6: 2,617,364 km (0.069 R)
• M7: 5,867,677 km (0.063 R)
• M8: 6,770,351 km (0.117 R)
• M9: 7,235,451 km (0.081 R)
• M10: 8,360,576 km (0.117 R)
• M11: 9,408,060 km (0.113 R)
• M12: 11,873,733 km (0.075 R)
• M13: 13,018,306 km (0.037 R)
• M14: 20,104,458 km (0.075 R)
• M15: 20,905,704 km (0.119 R)
• M16: 24,504,879 km (0.047 R)
• M17: 29,611,403 km (0.06 R)
• M18: 30,335,007 km (0.085 R)
• M19: 32,141,103 km (0.072 R)
• M20: 35,386,180 km (0.08 R)
• M21: 38,231,980 km (0.108 R)
• M22: 41,227,079 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.4

Radius: 11.5

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.27 AU - 11.13 AU

Year: 12476 Days

Day: 12.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,768,147 km

• M1: 147,354 km (0.06 R)
• M2: 653,743 km (0.071 R)
• M3: 1,069,176 km (0.078 R)
• M4: 1,680,283 km (0.118 R)
• M5: 2,215,694 km (0.048 R)
• M6: 2,772,647 km (0.064 R)
• M7: 3,194,513 km (0.07 R)
• M8: 3,851,996 km (0.069 R)
• M9: 5,653,453 km (0.112 R)
• M10: 6,495,839 km (0.119 R)
• M11: 6,989,661 km (0.082 R)
• M12: 8,099,079 km (0.089 R)
• M13: 10,553,083 km (0.114 R)
• M14: 11,294,938 km (0.044 R)
• M15: 14,066,389 km (0.096 R)
• M16: 16,953,627 km (0.058 R)
• M17: 19,531,648 km (0.108 R)
• M18: 21,002,494 km (0.104 R)
• M19: 22,360,394 km (0.072 R)
• M20: 23,392,918 km (0.055 R)
• M21: 28,490,017 km (0.064 R)
• M22: 31,412,561 km (0.079 R)
• M23: 35,026,546 km (0.094 R)
• M24: 38,774,870 km (0.101 R)
• M25: 44,372,224 km (0.114 R)
• M26: 44,812,641 km (0.115 R)
• M27: 47,058,105 km (0.059 R)
• M28: 48,907,882 km (0.08 R)
• M29: 52,916,208 km (0.118 R)
• M30: 54,243,739 km (0.11 R)
• M31: 59,242,552 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.4

Radius: 6.9

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.93 AU - 14.43 AU

Year: 18035 Days

Day: 16.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,768,147 km

• M1: 85,869 km (0.108 R)
• M2: 311,762 km (0.094 R)
• M3: 534,214 km (0.061 R)
• M4: 869,014 km (0.109 R)
• M5: 2,305,602 km (0.112 R)
• M6: 2,682,140 km (0.096 R)
• M7: 3,177,010 km (0.065 R)
• M8: 3,418,910 km (0.113 R)
• M9: 4,959,020 km (0.096 R)
• M10: 5,861,245 km (0.104 R)
• M11: 6,435,551 km (0.088 R)
• M12: 8,334,097 km (0.07 R)
• M13: 11,180,646 km (0.063 R)
• M14: 17,509,683 km (0.109 R)
• M15: 29,483,048 km (0.111 R)
• M16: 31,282,411 km (0.112 R)
• M17: 46,767,586 km (0.099 R)
• M18: 51,223,657 km (0.072 R)
• M19: 51,735,581 km (0.068 R)
• M20: 66,274,400 km (0.068 R)
• M21: 66,882,216 km (0.03 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 14,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit