🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.4 AU - 0.61 AU

Year: 135 Days

Day: 16.4 Hours

Environment

Temp: 211 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 109,148,856 km

• M1: 100,231 km (0.096 R)
• M2: 171,439 km (0.028 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.72 AU - 0.76 AU

Year: 242 Days

Day: 45.2 Hours

Environment

Temp: 139 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.65 AU - 1.05 AU

Year: 298 Days

Day: 46.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 46 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.95 AU - 1.33 AU

Year: 464 Days

Day: 30 Hours

Environment

Temp: -5 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.95 AU - 2.33 AU

Year: 1192 Days

Day: 37 Hours

Environment

Temp: -77 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.35 AU - 3.65 AU

Year: 1979 Days

Day: 46.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 8.4

Gravity: 12.15 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.46 AU - 8.74 AU

Year: 7978 Days

Day: 6 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,148,856 km

• M1: 104,419 km (0.099 R)
• M2: 376,089 km (0.07 R)
• M3: 732,730 km (0.089 R)
• M4: 1,185,563 km (0.081 R)
• M5: 2,313,531 km (0.089 R)
• M6: 4,170,789 km (0.084 R)
• M7: 4,885,118 km (0.1 R)
• M8: 5,448,205 km (0.115 R)
• M9: 6,482,076 km (0.102 R)
• M10: 9,208,347 km (0.053 R)
• M11: 11,833,790 km (0.12 R)
• M12: 12,390,444 km (0.111 R)
• M13: 13,496,271 km (0.095 R)
• M14: 15,114,022 km (0.112 R)
• M15: 18,066,935 km (0.097 R)
• M16: 20,420,259 km (0.118 R)
• M17: 22,209,449 km (0.057 R)
• M18: 39,077,657 km (0.09 R)
• M19: 40,310,941 km (0.092 R)
• M20: 42,337,693 km (0.079 R)
• M21: 44,033,834 km (0.092 R)
• M22: 44,431,615 km (0.072 R)

Asteroid Belt

Center: 12.63 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.5

Radius: 6.6

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 14.67 AU - 20.63 AU

Year: 28237 Days

Day: 15.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 109,148,856 km

• M1: 83,625 km (0.089 R)
• M2: 762,650 km (0.117 R)
• M3: 2,799,126 km (0.068 R)
• M4: 4,552,114 km (0.04 R)
• M5: 4,851,459 km (0.102 R)
• M6: 5,906,573 km (0.12 R)
• M7: 9,017,610 km (0.106 R)
• M8: 11,307,056 km (0.07 R)
• M9: 18,458,133 km (0.106 R)
• M10: 23,642,148 km (0.06 R)
• M11: 30,414,294 km (0.05 R)
• M12: 32,319,423 km (0.083 R)
• M13: 35,453,199 km (0.11 R)
• M14: 37,160,111 km (0.115 R)
• M15: 38,921,177 km (0.084 R)
• M16: 43,196,086 km (0.076 R)
• M17: 46,989,140 km (0.097 R)
• M18: 48,566,650 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.5

Radius: 3.6

Gravity: 67.86 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 15.01 AU - 22.01 AU

Year: 30325 Days

Day: 15.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 109,148,856 km

• M1: 44,730 km (0.112 R)
• M2: 160,519 km (0.084 R)
• M3: 391,348 km (0.084 R)
• M4: 781,350 km (0.068 R)
• M5: 1,175,091 km (0.118 R)
• M6: 2,075,222 km (0.089 R)
• M7: 2,651,024 km (0.114 R)
• M8: 2,845,800 km (0.037 R)
• M9: 4,447,545 km (0.088 R)
• M10: 4,642,920 km (0.053 R)
• M11: 5,571,174 km (0.049 R)
• M12: 6,667,278 km (0.1 R)
• M13: 7,185,784 km (0.07 R)
• M14: 8,902,120 km (0.082 R)
• M15: 9,530,132 km (0.083 R)
• M16: 10,943,982 km (0.068 R)
• M17: 12,338,533 km (0.091 R)
• M18: 13,438,826 km (0.072 R)
• M19: 13,764,799 km (0.106 R)
• M20: 15,474,404 km (0.116 R)
• M21: 16,196,064 km (0.105 R)
• M22: 16,751,970 km (0.082 R)
• M23: 21,112,897 km (0.07 R)
• M24: 21,332,357 km (0.09 R)
• M25: 23,493,598 km (0.031 R)
• M26: 27,586,595 km (0.045 R)
• M27: 30,985,908 km (0.11 R)
• M28: 32,566,260 km (0.091 R)
• M29: 37,789,170 km (0.105 R)
• M30: 40,260,677 km (0.092 R)
• M31: 41,622,017 km (0.113 R)
• M32: 44,615,770 km (0.068 R)
• M33: 46,627,562 km (0.101 R)
• M34: 48,890,379 km (0.101 R)
• M35: 50,438,867 km (0.056 R)
• M36: 52,019,668 km (0.114 R)
• M37: 57,172,417 km (0.116 R)
• M38: 57,812,696 km (0.051 R)
• M39: 63,335,400 km (0.117 R)
• M40: 67,760,206 km (0.095 R)
• M41: 80,379,684 km (0.05 R)
• M42: 87,520,589 km (0.093 R)
• M43: 88,655,438 km (0.079 R)
• M44: 108,495,557 km (0.055 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 16,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit