🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.86 AU - 1.05 AU

Year: 351 Days

Day: 14.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,821,056 km

• M1: 30,967 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.09 AU - 1.15 AU

Year: 449 Days

Day: 34.9 Hours

Environment

Temp: -0 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.1 AU - 1.2 AU

Year: 467 Days

Day: 32 Hours

Environment

Temp: -15 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,821,056 km

• M1: 496,067 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.41 AU - 2.05 AU

Year: 862 Days

Day: 34.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.95 AU - 3.29 AU

Year: 2087 Days

Day: 44.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 105.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,821,056 km

• M1: 118,332 km (0.061 R)

Asteroid Belt

Center: 3.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.5

Radius: 9.1

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.53 AU - 5.69 AU

Year: 3749 Days

Day: 11.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,821,056 km

• M1: 113,246 km (0.118 R)
• M2: 404,961 km (0.109 R)
• M3: 861,235 km (0.075 R)
• M4: 1,340,846 km (0.114 R)
• M5: 2,004,013 km (0.047 R)
• M6: 2,359,458 km (0.092 R)
• M7: 2,708,769 km (0.12 R)
• M8: 3,474,261 km (0.111 R)
• M9: 4,602,827 km (0.119 R)
• M10: 5,377,894 km (0.047 R)
• M11: 5,904,927 km (0.054 R)
• M12: 7,062,067 km (0.088 R)
• M13: 8,125,259 km (0.074 R)
• M14: 9,181,270 km (0.115 R)
• M15: 10,011,987 km (0.068 R)
• M16: 11,393,224 km (0.114 R)
• M17: 16,785,479 km (0.06 R)
• M18: 17,624,424 km (0.046 R)
• M19: 18,374,059 km (0.063 R)
• M20: 19,507,562 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.3

Radius: 11.8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.98 AU - 10.68 AU

Year: 9938 Days

Day: 14 Hours

Environment

Temp: -182 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,821,056 km

• M1: 146,756 km (0.078 R)
• M2: 562,638 km (0.074 R)
• M3: 1,064,538 km (0.074 R)
• M4: 1,472,641 km (0.078 R)
• M5: 1,893,011 km (0.042 R)
• M6: 2,322,357 km (0.118 R)
• M7: 2,816,778 km (0.086 R)
• M8: 4,204,897 km (0.058 R)
• M9: 5,702,521 km (0.088 R)
• M10: 6,320,510 km (0.08 R)
• M11: 6,944,782 km (0.049 R)
• M12: 8,062,428 km (0.042 R)
• M13: 8,620,428 km (0.054 R)
• M14: 10,350,976 km (0.067 R)
• M15: 11,644,549 km (0.117 R)
• M16: 13,934,144 km (0.083 R)
• M17: 14,363,640 km (0.069 R)
• M18: 17,410,200 km (0.082 R)
• M19: 18,416,994 km (0.055 R)
• M20: 20,863,517 km (0.068 R)
• M21: 22,414,698 km (0.118 R)
• M22: 22,835,367 km (0.099 R)
• M23: 23,347,141 km (0.099 R)
• M24: 25,108,507 km (0.093 R)
• M25: 27,241,623 km (0.083 R)
• M26: 28,993,264 km (0.085 R)
• M27: 30,202,165 km (0.118 R)
• M28: 34,922,725 km (0.119 R)
• M29: 35,716,492 km (0.082 R)
• M30: 39,866,935 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 3.4

Gravity: 40.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 10.62 AU - 14.84 AU

Year: 17202 Days

Day: 16.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,821,056 km

• M1: 67,917 km (0.067 R)
• M2: 330,462 km (0.092 R)
• M3: 1,098,198 km (0.087 R)
• M4: 1,906,026 km (0.102 R)
• M5: 2,306,949 km (0.114 R)
• M6: 2,581,760 km (0.082 R)
• M7: 4,323,827 km (0.062 R)
• M8: 5,362,186 km (0.092 R)
• M9: 5,843,293 km (0.098 R)
• M10: 12,085,862 km (0.078 R)
• M11: 12,210,328 km (0.101 R)
• M12: 18,486,407 km (0.073 R)
• M13: 21,887,664 km (0.118 R)
• M14: 22,165,468 km (0.075 R)
• M15: 24,671,232 km (0.117 R)
• M16: 26,303,644 km (0.068 R)
• M17: 27,681,889 km (0.064 R)
• M18: 30,351,314 km (0.05 R)
• M19: 34,669,307 km (0.093 R)
• M20: 35,046,592 km (0.118 R)
• M21: 60,638,898 km (0.03 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 17,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit