🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.53 AU - 0.75 AU

Year: 188 Days

Day: 15.9 Hours

Environment

Temp: 219 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.59 AU - 0.83 AU

Year: 220 Days

Day: 23.6 Hours

Environment

Temp: 145 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.83 AU - 1.29 AU

Year: 401 Days

Day: 21.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.21 AU - 1.23 AU

Year: 495 Days

Day: 14.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,340,389 km

• M1: 303,384 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.91 AU - 2.61 AU

Year: 1247 Days

Day: 24.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.59 AU - 3.93 AU

Year: 2161 Days

Day: 37.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.1

Radius: 8.1

Gravity: 12.24 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.13 AU - 8.43 AU

Year: 7966 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,340,389 km

• M1: 100,679 km (0.095 R)
• M2: 402,717 km (0.107 R)
• M3: 777,759 km (0.106 R)
• M4: 1,247,497 km (0.112 R)
• M5: 1,700,778 km (0.117 R)
• M6: 2,535,235 km (0.061 R)
• M7: 3,043,718 km (0.106 R)
• M8: 4,102,273 km (0.092 R)
• M9: 5,013,773 km (0.084 R)
• M10: 5,582,544 km (0.039 R)
• M11: 6,264,261 km (0.1 R)
• M12: 6,736,243 km (0.056 R)
• M13: 8,910,049 km (0.114 R)
• M14: 9,791,929 km (0.052 R)
• M15: 10,781,818 km (0.075 R)
• M16: 11,728,323 km (0.047 R)
• M17: 15,155,611 km (0.078 R)
• M18: 15,741,286 km (0.095 R)
• M19: 17,096,643 km (0.119 R)
• M20: 17,874,552 km (0.075 R)
• M21: 18,675,649 km (0.108 R)
• M22: 20,271,259 km (0.11 R)
• M23: 20,664,253 km (0.037 R)
• M24: 22,537,518 km (0.077 R)
• M25: 23,644,841 km (0.119 R)
• M26: 24,432,623 km (0.112 R)
• M27: 25,057,195 km (0.113 R)
• M28: 26,245,450 km (0.082 R)
• M29: 31,584,898 km (0.08 R)
• M30: 36,206,873 km (0.096 R)
• M31: 36,669,280 km (0.114 R)

Asteroid Belt

Center: 9.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.2

Radius: 10.3

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.63 AU - 13.79 AU

Year: 14710 Days

Day: 12.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,340,389 km

• M1: 129,402 km (0.107 R)
• M2: 486,193 km (0.057 R)
• M3: 873,053 km (0.053 R)
• M4: 1,224,608 km (0.108 R)
• M5: 1,944,174 km (0.08 R)
• M6: 2,283,911 km (0.056 R)
• M7: 2,880,208 km (0.05 R)
• M8: 4,323,977 km (0.103 R)
• M9: 4,750,331 km (0.114 R)
• M10: 5,171,299 km (0.053 R)
• M11: 6,625,241 km (0.057 R)
• M12: 7,662,403 km (0.102 R)
• M13: 8,061,231 km (0.107 R)
• M14: 8,804,433 km (0.106 R)
• M15: 9,441,421 km (0.114 R)
• M16: 11,253,201 km (0.105 R)
• M17: 12,181,455 km (0.089 R)
• M18: 12,725,543 km (0.045 R)
• M19: 13,349,067 km (0.11 R)
• M20: 16,850,854 km (0.063 R)
• M21: 25,409,647 km (0.084 R)
• M22: 25,900,927 km (0.094 R)
• M23: 28,557,934 km (0.118 R)
• M24: 29,089,007 km (0.034 R)
• M25: 29,734,970 km (0.114 R)
• M26: 34,050,271 km (0.079 R)
• M27: 35,985,917 km (0.109 R)
• M28: 36,356,771 km (0.102 R)
• M29: 37,738,756 km (0.111 R)
• M30: 40,075,325 km (0.06 R)
• M31: 42,782,747 km (0.11 R)
• M32: 43,338,503 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143

Radius: 3.4

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 12.44 AU - 17.42 AU

Year: 21177 Days

Day: 24.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,340,389 km

• M1: 42,336 km (0.093 R)
• M2: 210,035 km (0.071 R)
• M3: 706,252 km (0.073 R)
• M4: 837,449 km (0.037 R)
• M5: 1,126,771 km (0.085 R)
• M6: 1,465,162 km (0.088 R)
• M7: 2,454,003 km (0.072 R)
• M8: 2,885,893 km (0.102 R)
• M9: 3,366,550 km (0.086 R)
• M10: 3,562,972 km (0.088 R)
• M11: 4,752,724 km (0.085 R)
• M12: 6,330,234 km (0.114 R)
• M13: 7,794,348 km (0.069 R)
• M14: 9,960,525 km (0.042 R)
• M15: 15,232,654 km (0.113 R)
• M16: 15,701,793 km (0.079 R)
• M17: 19,965,182 km (0.092 R)
• M18: 25,590,661 km (0.079 R)
• M19: 39,078,405 km (0.034 R)
• M20: 40,846,801 km (0.103 R)
• M21: 42,273,067 km (0.101 R)
• M22: 43,464,465 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.9

Radius: 5.2

Gravity: 21.41 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.72 AU - 18.79 AU

Year: 24047 Days

Day: 23.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,340,389 km

• M1: 64,626 km (0.099 R)
• M2: 251,624 km (0.068 R)
• M3: 436,377 km (0.087 R)
• M4: 744,549 km (0.104 R)
• M5: 978,220 km (0.109 R)
• M6: 7,372,632 km (0.095 R)
• M7: 7,720,597 km (0.068 R)
• M8: 8,395,732 km (0.088 R)
• M9: 13,513,325 km (0.119 R)
• M10: 19,812,293 km (0.037 R)
• M11: 21,873,901 km (0.079 R)
• M12: 23,644,243 km (0.046 R)
• M13: 24,074,187 km (0.06 R)
• M14: 27,114,315 km (0.075 R)
• M15: 27,467,067 km (0.097 R)
• M16: 28,422,847 km (0.081 R)
• M17: 31,294,079 km (0.088 R)
• M18: 56,401,240 km (0.115 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 17,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit