🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.49 AU - 0.61 AU

Year: 148 Days

Day: 44.9 Hours

Environment

Temp: 202 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.72 AU - 0.94 AU

Year: 273 Days

Day: 35.5 Hours

Environment

Temp: 97 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.04 AU - 1.26 AU

Year: 446 Days

Day: 31.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 49.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.08 AU - 1.28 AU

Year: 464 Days

Day: 28.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.01 AU - 1.47 AU

Year: 499 Days

Day: 29.1 Hours

Environment

Temp: 13 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.15 AU - 2.93 AU

Year: 1464 Days

Day: 41.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.47 AU - 4.05 AU

Year: 2129 Days

Day: 32.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.8

Radius: 13.2

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.66 AU - 9.06 AU

Year: 7221 Days

Day: 12.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,277,560 km

• M1: 164,258 km (0.105 R)
• M2: 697,126 km (0.1 R)
• M3: 1,119,142 km (0.113 R)
• M4: 1,637,498 km (0.091 R)
• M5: 2,081,355 km (0.097 R)
• M6: 2,820,518 km (0.086 R)
• M7: 3,330,647 km (0.096 R)
• M8: 3,802,628 km (0.097 R)
• M9: 4,853,254 km (0.112 R)
• M10: 5,753,534 km (0.114 R)
• M11: 6,985,024 km (0.113 R)
• M12: 7,406,441 km (0.072 R)
• M13: 8,730,233 km (0.092 R)
• M14: 10,061,205 km (0.037 R)
• M15: 10,550,240 km (0.115 R)
• M16: 15,372,827 km (0.091 R)
• M17: 16,221,196 km (0.112 R)
• M18: 18,660,689 km (0.052 R)
• M19: 19,777,586 km (0.086 R)
• M20: 24,694,869 km (0.083 R)
• M21: 25,496,563 km (0.084 R)
• M22: 32,442,692 km (0.097 R)
• M23: 33,404,457 km (0.06 R)
• M24: 34,165,760 km (0.095 R)
• M25: 35,161,334 km (0.069 R)
• M26: 36,863,608 km (0.076 R)
• M27: 41,421,107 km (0.045 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.7

Radius: 8.1

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.19 AU - 11.59 AU

Year: 10406 Days

Day: 13.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,277,560 km

• M1: 100,979 km (0.075 R)
• M2: 579,243 km (0.105 R)
• M3: 1,539,362 km (0.079 R)
• M4: 2,800,622 km (0.059 R)
• M5: 3,763,284 km (0.084 R)
• M6: 4,342,826 km (0.077 R)
• M7: 4,955,878 km (0.111 R)
• M8: 6,770,800 km (0.044 R)
• M9: 9,670,306 km (0.086 R)
• M10: 10,713,452 km (0.081 R)
• M11: 12,461,951 km (0.04 R)
• M12: 14,698,440 km (0.117 R)
• M13: 15,217,843 km (0.117 R)
• M14: 17,361,431 km (0.072 R)
• M15: 17,708,199 km (0.117 R)

Planet 10 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.9

Radius: 12.1

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.46 AU - 11.26 AU

Year: 11197 Days

Day: 8.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,277,560 km

• M1: 157,227 km (0.106 R)
• M2: 780,751 km (0.116 R)
• M3: 3,911,386 km (0.046 R)
• M4: 5,699,380 km (0.068 R)
• M5: 6,427,024 km (0.082 R)
• M6: 10,333,772 km (0.072 R)
• M7: 10,865,892 km (0.076 R)
• M8: 13,241,506 km (0.118 R)
• M9: 13,933,695 km (0.104 R)
• M10: 15,253,896 km (0.119 R)
• M11: 15,804,716 km (0.062 R)
• M12: 17,612,008 km (0.071 R)
• M13: 19,074,925 km (0.112 R)
• M14: 20,039,832 km (0.114 R)
• M15: 20,784,530 km (0.105 R)
• M16: 24,226,777 km (0.091 R)
• M17: 48,418,398 km (0.08 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 16,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit