🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.63 AU - 0.79 AU

Year: 229 Days

Day: 24.5 Hours

Environment

Temp: 162 °C

Axial Tilt: 46.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.65 AU - 0.81 AU

Year: 239 Days

Day: 17 Hours

Environment

Temp: 99 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.38 AU - 1.56 AU

Year: 682 Days

Day: 32.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.52 AU - 1.66 AU

Year: 768 Days

Day: 35.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,309,591 km

• M1: 123,568 km (0.101 R)

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.44 AU - 3.78 AU

Year: 2626 Days

Day: 44.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.6

Radius: 8.5

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.08 AU - 5.1 AU

Year: 3167 Days

Day: 7.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,309,591 km

• M1: 105,766 km (0.07 R)
• M2: 373,995 km (0.078 R)
• M3: 715,078 km (0.092 R)
• M4: 1,055,563 km (0.066 R)
• M5: 1,441,375 km (0.063 R)
• M6: 2,309,043 km (0.104 R)
• M7: 2,966,227 km (0.075 R)
• M8: 3,702,846 km (0.095 R)
• M9: 4,309,316 km (0.086 R)
• M10: 5,302,945 km (0.12 R)
• M11: 6,073,524 km (0.088 R)
• M12: 6,384,538 km (0.075 R)
• M13: 9,607,474 km (0.108 R)
• M14: 10,030,687 km (0.092 R)
• M15: 10,708,964 km (0.115 R)
• M16: 11,038,528 km (0.099 R)
• M17: 12,974,025 km (0.106 R)
• M18: 13,586,778 km (0.104 R)
• M19: 14,267,897 km (0.115 R)
• M20: 15,177,003 km (0.097 R)
• M21: 15,645,843 km (0.088 R)
• M22: 20,435,069 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.4

Radius: 12.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 11.45 AU - 11.65 AU

Year: 15029 Days

Day: 9.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,309,591 km

• M1: 160,369 km (0.109 R)
• M2: 1,350,420 km (0.113 R)
• M3: 1,805,497 km (0.081 R)
• M4: 2,348,387 km (0.089 R)
• M5: 3,768,221 km (0.096 R)
• M6: 5,150,355 km (0.049 R)
• M7: 5,870,071 km (0.066 R)
• M8: 7,648,490 km (0.052 R)
• M9: 10,517,927 km (0.076 R)
• M10: 14,092,568 km (0.056 R)
• M11: 22,367,574 km (0.111 R)
• M12: 25,276,954 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937

Radius: 4.7

Gravity: 42.42 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 11.42 AU - 14.16 AU

Year: 17514 Days

Day: 15 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,309,591 km

• M1: 58,642 km (0.06 R)
• M2: 209,287 km (0.109 R)
• M3: 368,908 km (0.039 R)
• M4: 631,303 km (0.085 R)
• M5: 815,608 km (0.034 R)
• M6: 1,166,863 km (0.114 R)
• M7: 1,431,951 km (0.068 R)
• M8: 2,315,625 km (0.109 R)
• M9: 3,573,295 km (0.084 R)
• M10: 3,845,862 km (0.05 R)
• M11: 4,132,192 km (0.088 R)
• M12: 4,747,488 km (0.076 R)
• M13: 5,905,376 km (0.106 R)
• M14: 6,774,540 km (0.047 R)
• M15: 7,004,472 km (0.075 R)
• M16: 7,239,639 km (0.05 R)
• M17: 7,775,649 km (0.067 R)
• M18: 8,708,990 km (0.108 R)
• M19: 9,371,409 km (0.107 R)
• M20: 10,007,499 km (0.087 R)
• M21: 11,559,427 km (0.112 R)
• M22: 12,632,792 km (0.097 R)
• M23: 15,524,220 km (0.12 R)
• M24: 16,996,263 km (0.071 R)
• M25: 17,593,009 km (0.061 R)
• M26: 19,559,473 km (0.106 R)
• M27: 25,106,562 km (0.036 R)
• M28: 26,442,172 km (0.077 R)
• M29: 33,173,029 km (0.098 R)
• M30: 34,238,315 km (0.065 R)
• M31: 35,463,671 km (0.049 R)
• M32: 35,878,656 km (0.092 R)
• M33: 47,333,065 km (0.118 R)
• M34: 55,813,320 km (0.068 R)
• M35: 56,187,015 km (0.109 R)
• M36: 57,318,424 km (0.119 R)
• M37: 62,195,913 km (0.096 R)
• M38: 71,439,266 km (0.105 R)
• M39: 72,322,343 km (0.066 R)
• M40: 72,766,648 km (0.091 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 13,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit