🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.65 AU - 0.77 AU

Year: 216 Days

Day: 40.4 Hours

Environment

Temp: 148 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,292,631 km

• M1: 54,154 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.69 AU - 0.93 AU

Year: 264 Days

Day: 44.8 Hours

Environment

Temp: 115 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 58,292,631 km

• M1: 21,692 km (0.084 R)
• M2: 67,469 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.95 AU - 2.15 AU

Year: 1062 Days

Day: 40.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.29 AU - 2.81 AU

Year: 1473 Days

Day: 15.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.85 AU - 3.67 AU

Year: 2129 Days

Day: 25.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78

Radius: 8.1

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.04 AU - 12.48 AU

Year: 13665 Days

Day: 8.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,292,631 km

• M1: 185,801 km (0.109 R)
• M2: 949,946 km (0.027 R)
• M3: 1,376,151 km (0.087 R)
• M4: 3,312,994 km (0.104 R)
• M5: 3,838,083 km (0.044 R)
• M6: 4,297,049 km (0.117 R)
• M7: 6,829,442 km (0.097 R)
• M8: 18,360,296 km (0.104 R)
• M9: 24,388,791 km (0.109 R)
• M10: 25,719,016 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.7

Radius: 6.7

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.68 AU - 14.22 AU

Year: 17839 Days

Day: 17.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,292,631 km

• M1: 84,822 km (0.077 R)
• M2: 572,361 km (0.105 R)
• M3: 1,073,814 km (0.039 R)
• M4: 1,733,839 km (0.117 R)
• M5: 2,102,748 km (0.116 R)
• M6: 2,467,467 km (0.042 R)
• M7: 4,176,922 km (0.109 R)
• M8: 5,866,181 km (0.081 R)
• M9: 6,135,158 km (0.094 R)
• M10: 8,088,757 km (0.102 R)
• M11: 11,223,580 km (0.104 R)
• M12: 11,481,786 km (0.099 R)
• M13: 12,063,871 km (0.067 R)
• M14: 13,692,992 km (0.116 R)
• M15: 15,590,940 km (0.12 R)
• M16: 16,436,617 km (0.06 R)
• M17: 17,449,993 km (0.086 R)
• M18: 18,148,316 km (0.114 R)
• M19: 19,010,598 km (0.08 R)
• M20: 19,899,958 km (0.075 R)
• M21: 25,827,025 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 172.2

Radius: 4

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.32 AU - 17.92 AU

Year: 26748 Days

Day: 23.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,292,631 km

• M1: 49,816 km (0.104 R)
• M2: 183,706 km (0.11 R)
• M3: 351,256 km (0.111 R)
• M4: 481,556 km (0.083 R)
• M5: 713,133 km (0.108 R)
• M6: 1,247,796 km (0.093 R)
• M7: 1,905,129 km (0.108 R)
• M8: 2,483,175 km (0.04 R)
• M9: 2,858,666 km (0.096 R)
• M10: 4,182,607 km (0.112 R)
• M11: 6,612,525 km (0.071 R)
• M12: 9,845,933 km (0.103 R)
• M13: 11,413,570 km (0.076 R)
• M14: 12,947,397 km (0.094 R)
• M15: 13,400,229 km (0.086 R)
• M16: 14,822,307 km (0.067 R)
• M17: 20,719,903 km (0.092 R)
• M18: 21,072,206 km (0.1 R)
• M19: 28,331,742 km (0.062 R)
• M20: 32,754,005 km (0.057 R)
• M21: 35,190,655 km (0.11 R)
• M22: 35,944,479 km (0.112 R)
• M23: 36,071,188 km (0.082 R)
• M24: 39,201,823 km (0.032 R)
• M25: 39,876,060 km (0.105 R)
• M26: 45,255,001 km (0.116 R)
• M27: 51,097,696 km (0.08 R)
• M28: 54,199,009 km (0.047 R)
• M29: 56,734,244 km (0.106 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 15,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit