🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.64 AU - 1.02 AU

Year: 273 Days

Day: 22.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.81 AU - 1.01 AU

Year: 314 Days

Day: 29.6 Hours

Environment

Temp: 143 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.2 AU - 1.98 AU

Year: 725 Days

Day: 41 Hours

Environment

Temp: -32 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,386,031 km

• M1: 306,077 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.06 AU - 3.22 AU

Year: 1551 Days

Day: 19.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,386,031 km

• M1: 120,277 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.35 AU - 3.71 AU

Year: 1907 Days

Day: 46.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,386,031 km

• M1: 199,115 km (0.104 R)
• M2: 813,962 km (0.107 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.67 AU - 3.43 AU

Year: 1926 Days

Day: 34.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.27 AU - 3.53 AU

Year: 2267 Days

Day: 36.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,386,031 km

• M1: 75,846 km (0.086 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.78 AU - 5.06 AU

Year: 3947 Days

Day: 22.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,386,031 km

• M1: 2,556,179 km (0.069 R)

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.1

Radius: 13

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.57 AU - 7.61 AU

Year: 5435 Days

Day: 10.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,386,031 km

• M1: 179,517 km (0.104 R)
• M2: 787,334 km (0.036 R)
• M3: 1,355,955 km (0.096 R)
• M4: 2,524,614 km (0.092 R)
• M5: 5,370,713 km (0.065 R)
• M6: 7,752,012 km (0.075 R)
• M7: 8,493,569 km (0.076 R)
• M8: 9,324,734 km (0.103 R)
• M9: 9,804,644 km (0.069 R)
• M10: 10,909,275 km (0.086 R)
• M11: 11,393,224 km (0.079 R)
• M12: 15,983,186 km (0.106 R)
• M13: 16,991,476 km (0.118 R)
• M14: 17,642,825 km (0.062 R)
• M15: 19,274,339 km (0.059 R)
• M16: 20,271,409 km (0.098 R)
• M17: 21,227,639 km (0.116 R)
• M18: 22,757,277 km (0.112 R)
• M19: 24,523,429 km (0.103 R)
• M20: 25,609,061 km (0.107 R)
• M21: 26,035,116 km (0.05 R)
• M22: 28,966,636 km (0.102 R)
• M23: 34,433,690 km (0.083 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.4

Radius: 9.7

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.82 AU - 9.7 AU

Year: 9377 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,386,031 km

• M1: 121,174 km (0.054 R)
• M2: 461,509 km (0.109 R)
• M3: 1,884,036 km (0.082 R)
• M4: 2,267,904 km (0.075 R)
• M5: 3,240,439 km (0.117 R)
• M6: 3,669,636 km (0.087 R)
• M7: 4,671,792 km (0.114 R)
• M8: 5,644,028 km (0.038 R)
• M9: 6,160,590 km (0.117 R)
• M10: 6,558,969 km (0.091 R)
• M11: 7,985,086 km (0.025 R)
• M12: 9,182,766 km (0.075 R)
• M13: 10,804,557 km (0.089 R)
• M14: 13,193,485 km (0.097 R)
• M15: 13,552,669 km (0.099 R)
• M16: 16,117,076 km (0.095 R)
• M17: 16,596,986 km (0.105 R)
• M18: 17,657,336 km (0.114 R)
• M19: 20,306,415 km (0.032 R)
• M20: 21,601,484 km (0.102 R)
• M21: 23,209,661 km (0.105 R)
• M22: 26,284,495 km (0.108 R)
• M23: 28,811,652 km (0.035 R)
• M24: 31,709,662 km (0.084 R)
• M25: 34,118,936 km (0.089 R)
• M26: 34,910,458 km (0.1 R)
• M27: 36,295,735 km (0.079 R)
• M28: 40,797,583 km (0.06 R)
• M29: 42,075,299 km (0.096 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 18,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit