🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.6 AU - 0.8 AU

Year: 214 Days

Day: 47.4 Hours

Environment

Temp: 204 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,641,077 km

• M1: 29,920 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.41 AU - 1.69 AU

Year: 705 Days

Day: 45.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.52 AU - 2.06 AU

Year: 875 Days

Day: 26.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,641,077 km

• M1: 1,444,966 km (0.049 R)
• M2: 1,699,432 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.6 AU - 2.56 AU

Year: 1096 Days

Day: 40.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.83 AU - 2.87 AU

Year: 1757 Days

Day: 18.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,641,077 km

• M1: 77,791 km (0.091 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.9 AU - 4.14 AU

Year: 2944 Days

Day: 42.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.39 AU - 4.39 AU

Year: 3360 Days

Day: 28.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.67 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.9

Radius: 4.6

Gravity: 26.27 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 13.37 AU - 16.51 AU

Year: 21092 Days

Day: 15.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,641,077 km

• M1: 61,934 km (0.093 R)
• M2: 457,769 km (0.101 R)
• M3: 653,892 km (0.112 R)
• M4: 1,010,833 km (0.085 R)
• M5: 1,393,803 km (0.091 R)
• M6: 1,758,074 km (0.065 R)
• M7: 2,794,937 km (0.076 R)
• M8: 3,994,263 km (0.083 R)
• M9: 5,047,432 km (0.106 R)
• M10: 5,270,931 km (0.112 R)
• M11: 6,444,975 km (0.119 R)
• M12: 9,077,300 km (0.119 R)
• M13: 13,169,101 km (0.056 R)
• M14: 16,007,421 km (0.047 R)
• M15: 16,571,255 km (0.115 R)
• M16: 17,909,558 km (0.086 R)
• M17: 19,590,440 km (0.094 R)
• M18: 23,673,564 km (0.116 R)
• M19: 26,801,805 km (0.112 R)
• M20: 36,697,704 km (0.12 R)
• M21: 38,101,381 km (0.086 R)
• M22: 38,386,365 km (0.117 R)
• M23: 45,021,180 km (0.106 R)
• M24: 48,440,987 km (0.049 R)
• M25: 50,986,993 km (0.109 R)
• M26: 53,620,664 km (0.107 R)
• M27: 55,791,927 km (0.085 R)
• M28: 56,528,547 km (0.059 R)
• M29: 62,458,158 km (0.109 R)
• M30: 66,495,954 km (0.08 R)
• M31: 71,350,256 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.9

Radius: 7.6

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 16.9 AU - 18.64 AU

Year: 27360 Days

Day: 22.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,641,077 km

• M1: 94,546 km (0.108 R)
• M2: 617,540 km (0.072 R)
• M3: 898,036 km (0.104 R)
• M4: 1,210,097 km (0.109 R)
• M5: 1,999,226 km (0.109 R)
• M6: 3,496,850 km (0.109 R)
• M7: 4,215,219 km (0.047 R)
• M8: 4,475,370 km (0.044 R)
• M9: 6,145,032 km (0.062 R)
• M10: 8,702,856 km (0.12 R)
• M11: 9,843,241 km (0.072 R)
• M12: 14,145,675 km (0.082 R)
• M13: 15,256,440 km (0.092 R)
• M14: 16,907,701 km (0.106 R)
• M15: 18,674,751 km (0.092 R)
• M16: 21,122,920 km (0.114 R)
• M17: 23,471,756 km (0.108 R)
• M18: 23,982,184 km (0.105 R)
• M19: 25,881,180 km (0.094 R)
• M20: 36,895,772 km (0.081 R)
• M21: 39,420,086 km (0.112 R)
• M22: 41,165,444 km (0.084 R)
• M23: 42,658,880 km (0.086 R)
• M24: 56,291,734 km (0.072 R)
• M25: 68,753,386 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 18,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit