🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.89 AU - 1.37 AU

Year: 424 Days

Day: 22.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,454,581 km

• M1: 43,832 km (0.083 R)
• M2: 284,535 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.32 AU - 1.54 AU

Year: 604 Days

Day: 28 Hours

Environment

Temp: 12 °C

Axial Tilt: 24.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.5 AU - 1.7 AU

Year: 715 Days

Day: 38.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.17 AU - 2.53 AU

Year: 1272 Days

Day: 21.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.36 AU - 3.78 AU

Year: 2382 Days

Day: 23 Hours

Environment

Temp: -115 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,454,581 km

• M1: 257,608 km (0.079 R)

Asteroid Belt

Center: 10.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.6

Radius: 3

Gravity: 33.84 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 14.54 AU - 18.7 AU

Year: 23925 Days

Day: 17 Hours

Environment

Temp: -181 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,454,581 km

• M1: 37,549 km (0.101 R)
• M2: 370,105 km (0.095 R)
• M3: 485,894 km (0.072 R)
• M4: 584,479 km (0.084 R)
• M5: 743,352 km (0.108 R)
• M6: 999,164 km (0.101 R)
• M7: 1,473,090 km (0.106 R)
• M8: 1,583,493 km (0.112 R)
• M9: 2,324,302 km (0.075 R)
• M10: 2,723,130 km (0.101 R)
• M11: 2,938,850 km (0.076 R)
• M12: 4,545,232 km (0.088 R)
• M13: 4,746,142 km (0.117 R)
• M14: 4,987,892 km (0.086 R)
• M15: 6,487,162 km (0.069 R)
• M16: 6,698,993 km (0.108 R)
• M17: 7,361,711 km (0.081 R)
• M18: 9,775,024 km (0.096 R)
• M19: 11,834,388 km (0.051 R)
• M20: 11,960,051 km (0.087 R)
• M21: 12,799,145 km (0.076 R)
• M22: 13,199,319 km (0.108 R)
• M23: 13,815,064 km (0.098 R)
• M24: 16,082,818 km (0.103 R)
• M25: 17,183,559 km (0.081 R)
• M26: 18,333,518 km (0.072 R)
• M27: 19,359,311 km (0.103 R)
• M28: 21,245,291 km (0.064 R)
• M29: 21,617,940 km (0.102 R)
• M30: 24,859,725 km (0.074 R)
• M31: 26,974,142 km (0.04 R)
• M32: 28,186,782 km (0.091 R)
• M33: 31,798,523 km (0.102 R)
• M34: 36,233,053 km (0.053 R)
• M35: 44,458,991 km (0.106 R)
• M36: 46,303,234 km (0.11 R)
• M37: 46,459,264 km (0.107 R)
• M38: 52,478,933 km (0.031 R)
• M39: 58,450,132 km (0.034 R)
• M40: 60,474,640 km (0.119 R)
• M41: 61,787,212 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447

Radius: 3

Gravity: 49.67 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 14.96 AU - 22.34 AU

Year: 28439 Days

Day: 15.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,454,581 km

• M1: 37,250 km (0.103 R)
• M2: 164,109 km (0.105 R)
• M3: 418,874 km (0.1 R)
• M4: 523,742 km (0.061 R)
• M5: 735,124 km (0.089 R)
• M6: 949,946 km (0.096 R)
• M7: 1,092,513 km (0.096 R)
• M8: 1,279,062 km (0.087 R)
• M9: 2,200,734 km (0.106 R)
• M10: 3,706,586 km (0.074 R)
• M11: 4,160,766 km (0.07 R)
• M12: 4,872,253 km (0.082 R)
• M13: 5,619,943 km (0.056 R)
• M14: 10,653,313 km (0.081 R)
• M15: 12,108,003 km (0.087 R)
• M16: 15,895,671 km (0.048 R)
• M17: 16,652,038 km (0.091 R)
• M18: 19,064,753 km (0.04 R)
• M19: 21,802,244 km (0.092 R)
• M20: 22,840,154 km (0.103 R)
• M21: 26,150,755 km (0.1 R)
• M22: 26,382,183 km (0.109 R)
• M23: 26,498,420 km (0.097 R)
• M24: 31,694,403 km (0.077 R)
• M25: 36,655,517 km (0.101 R)
• M26: 38,566,929 km (0.11 R)
• M27: 39,168,163 km (0.053 R)
• M28: 41,793,157 km (0.113 R)
• M29: 43,068,030 km (0.105 R)
• M30: 49,832,996 km (0.062 R)
• M31: 51,085,279 km (0.097 R)
• M32: 52,910,523 km (0.104 R)
• M33: 57,858,323 km (0.095 R)
• M34: 60,242,464 km (0.103 R)
• M35: 61,458,695 km (0.119 R)
• M36: 67,351,205 km (0.106 R)
• M37: 69,543,712 km (0.093 R)
• M38: 71,783,341 km (0.09 R)
• M39: 73,839,564 km (0.101 R)
• M40: 80,243,400 km (0.071 R)
• M41: 83,204,541 km (0.083 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 15,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit