🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.6 AU - 0.62 AU

Year: 167 Days

Day: 17.2 Hours

Environment

Temp: 228 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.43 AU - 2.09 AU

Year: 821 Days

Day: 27.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,310,707 km

• M1: 40,990 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.77 AU - 2.47 AU

Year: 1085 Days

Day: 19.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.54 AU - 3.72 AU

Year: 2431 Days

Day: 26.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,310,707 km

• M1: 80,484 km (0.085 R)

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388

Radius: 11.8

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.56 AU - 8.44 AU

Year: 6509 Days

Day: 13.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,310,707 km

• M1: 147,055 km (0.111 R)
• M2: 1,291,329 km (0.056 R)
• M3: 1,760,318 km (0.069 R)
• M4: 3,126,895 km (0.029 R)
• M5: 5,693,994 km (0.066 R)
• M6: 6,141,890 km (0.097 R)
• M7: 8,437,918 km (0.052 R)
• M8: 9,222,110 km (0.081 R)
• M9: 11,209,967 km (0.07 R)
• M10: 11,820,177 km (0.086 R)
• M11: 18,543,105 km (0.108 R)
• M12: 21,754,672 km (0.101 R)
• M13: 22,630,567 km (0.081 R)
• M14: 23,152,215 km (0.076 R)
• M15: 23,758,386 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.9

Radius: 11.8

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.21 AU - 13.19 AU

Year: 13174 Days

Day: 8.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,310,707 km

• M1: 146,756 km (0.103 R)
• M2: 569,968 km (0.098 R)
• M3: 1,279,660 km (0.025 R)
• M4: 2,250,700 km (0.116 R)
• M5: 3,208,126 km (0.098 R)
• M6: 4,518,155 km (0.052 R)
• M7: 6,630,178 km (0.096 R)
• M8: 8,772,419 km (0.102 R)
• M9: 11,861,166 km (0.071 R)
• M10: 12,646,256 km (0.119 R)
• M11: 13,570,472 km (0.112 R)
• M12: 17,659,879 km (0.073 R)
• M13: 22,653,306 km (0.03 R)
• M14: 26,405,969 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.9

Radius: 7.1

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 16.93 AU - 17.59 AU

Year: 25202 Days

Day: 24.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,310,707 km

• M1: 88,412 km (0.079 R)
• M2: 324,029 km (0.102 R)
• M3: 658,530 km (0.075 R)
• M4: 978,370 km (0.08 R)
• M5: 1,256,323 km (0.059 R)
• M6: 1,808,638 km (0.098 R)
• M7: 2,445,776 km (0.105 R)
• M8: 4,348,810 km (0.09 R)
• M9: 4,858,191 km (0.086 R)
• M10: 5,715,686 km (0.052 R)
• M11: 9,267,588 km (0.12 R)
• M12: 10,226,211 km (0.114 R)
• M13: 17,572,963 km (0.118 R)
• M14: 19,481,981 km (0.078 R)
• M15: 24,745,582 km (0.084 R)
• M16: 28,388,889 km (0.117 R)
• M17: 31,872,724 km (0.058 R)
• M18: 39,099,947 km (0.099 R)
• M19: 42,182,261 km (0.118 R)
• M20: 49,996,656 km (0.083 R)
• M21: 50,334,597 km (0.095 R)
• M22: 51,186,258 km (0.085 R)
• M23: 54,153,681 km (0.096 R)
• M24: 55,951,698 km (0.098 R)
• M25: 63,147,505 km (0.095 R)
• M26: 65,340,012 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.3

Radius: 7.6

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.32 AU - 20 AU

Year: 29476 Days

Day: 17 Hours

Environment

Temp: -186 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,310,707 km

• M1: 94,546 km (0.097 R)
• M2: 409,449 km (0.106 R)
• M3: 704,756 km (0.052 R)
• M4: 2,048,593 km (0.086 R)
• M5: 2,285,407 km (0.03 R)
• M6: 3,394,226 km (0.12 R)
• M7: 4,287,026 km (0.077 R)
• M8: 8,162,359 km (0.071 R)
• M9: 16,742,844 km (0.092 R)
• M10: 23,445,277 km (0.092 R)
• M11: 29,540,044 km (0.116 R)
• M12: 29,920,921 km (0.11 R)
• M13: 30,952,248 km (0.114 R)
• M14: 31,741,227 km (0.097 R)
• M15: 35,031,333 km (0.112 R)
• M16: 35,315,420 km (0.111 R)
• M17: 35,888,080 km (0.072 R)
• M18: 47,111,511 km (0.09 R)
• M19: 50,288,072 km (0.1 R)
• M20: 64,637,051 km (0.096 R)
• M21: 66,358,175 km (0.114 R)
• M22: 85,537,071 km (0.089 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 14,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit