🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.27 AU - 1.73 AU

Year: 646 Days

Day: 28.7 Hours

Environment

Temp: -18 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 91,154,443 km

• M1: 35,305 km (0.11 R)
• M2: 75,547 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.66 AU - 1.96 AU

Year: 856 Days

Day: 26.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 96 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,154,443 km

• M1: 39,494 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.83 AU - 2.15 AU

Year: 987 Days

Day: 29.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.93 AU - 3.33 AU

Year: 1946 Days

Day: 44.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.84 AU - 6.24 AU

Year: 3977 Days

Day: 43.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.5

Radius: 13.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.13 AU - 6.85 AU

Year: 5153 Days

Day: 10.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,154,443 km

• M1: 210,783 km (0.081 R)
• M2: 650,302 km (0.09 R)
• M3: 1,161,328 km (0.087 R)
• M4: 2,120,251 km (0.057 R)
• M5: 2,535,834 km (0.098 R)
• M6: 3,498,795 km (0.036 R)
• M7: 4,624,519 km (0.078 R)
• M8: 6,279,071 km (0.099 R)
• M9: 6,850,984 km (0.064 R)
• M10: 9,754,529 km (0.027 R)
• M11: 10,366,384 km (0.095 R)
• M12: 12,667,499 km (0.092 R)
• M13: 14,888,429 km (0.113 R)
• M14: 19,306,802 km (0.093 R)
• M15: 19,967,576 km (0.098 R)

Asteroid Belt

Center: 9.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.9

Radius: 3.7

Gravity: 47.11 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.67 AU - 13.73 AU

Year: 16855 Days

Day: 20.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,154,443 km

• M1: 46,076 km (0.069 R)
• M2: 188,793 km (0.103 R)
• M3: 408,552 km (0.068 R)
• M4: 725,400 km (0.074 R)
• M5: 1,097,450 km (0.097 R)
• M6: 1,988,754 km (0.053 R)
• M7: 2,349,584 km (0.11 R)
• M8: 2,545,707 km (0.078 R)
• M9: 3,468,875 km (0.089 R)
• M10: 4,495,715 km (0.047 R)
• M11: 4,867,316 km (0.05 R)
• M12: 5,443,867 km (0.089 R)
• M13: 6,688,222 km (0.118 R)
• M14: 7,217,050 km (0.047 R)
• M15: 7,678,560 km (0.077 R)
• M16: 8,457,516 km (0.079 R)
• M17: 8,866,067 km (0.09 R)
• M18: 9,341,340 km (0.111 R)
• M19: 11,785,470 km (0.118 R)
• M20: 15,969,423 km (0.077 R)
• M21: 18,988,458 km (0.063 R)
• M22: 21,983,856 km (0.11 R)
• M23: 24,045,315 km (0.12 R)
• M24: 27,208,562 km (0.104 R)
• M25: 27,428,919 km (0.112 R)
• M26: 30,757,322 km (0.077 R)
• M27: 30,996,380 km (0.095 R)
• M28: 33,454,871 km (0.084 R)
• M29: 36,841,019 km (0.058 R)
• M30: 41,313,397 km (0.072 R)
• M31: 43,079,699 km (0.04 R)
• M32: 43,830,231 km (0.076 R)
• M33: 45,667,144 km (0.052 R)
• M34: 46,290,668 km (0.065 R)
• M35: 53,528,063 km (0.074 R)
• M36: 59,425,809 km (0.103 R)
• M37: 63,977,025 km (0.104 R)
• M38: 65,741,831 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.3

Radius: 7.6

Gravity: 14.51 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 14.88 AU - 18.26 AU

Year: 23706 Days

Day: 18.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,154,443 km

• M1: 94,546 km (0.106 R)
• M2: 355,295 km (0.064 R)
• M3: 643,420 km (0.115 R)
• M4: 1,827,787 km (0.106 R)
• M5: 2,338,364 km (0.104 R)
• M6: 4,032,261 km (0.103 R)
• M7: 4,706,947 km (0.064 R)
• M8: 5,372,359 km (0.094 R)
• M9: 6,889,281 km (0.1 R)
• M10: 7,385,048 km (0.096 R)
• M11: 8,957,920 km (0.092 R)
• M12: 12,244,885 km (0.1 R)
• M13: 13,498,365 km (0.056 R)
• M14: 15,162,193 km (0.082 R)
• M15: 18,796,374 km (0.117 R)
• M16: 27,115,661 km (0.081 R)
• M17: 36,994,207 km (0.05 R)
• M18: 43,473,590 km (0.117 R)
• M19: 46,368,458 km (0.084 R)
• M20: 49,935,620 km (0.091 R)
• M21: 53,489,915 km (0.097 R)
• M22: 56,809,941 km (0.118 R)
• M23: 59,029,824 km (0.099 R)
• M24: 61,727,223 km (0.088 R)
• M25: 64,072,768 km (0.09 R)
• M26: 66,698,659 km (0.095 R)
• M27: 67,813,762 km (0.11 R)
• M28: 82,945,736 km (0.109 R)
• M29: 85,799,465 km (0.083 R)
• M30: 87,117,871 km (0.082 R)
• M31: 87,649,093 km (0.087 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 10,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit