🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.73 AU - 1.09 AU

Year: 322 Days

Day: 25.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,707,949 km

• M1: 126,709 km (0.025 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.24 AU - 4.08 AU

Year: 2597 Days

Day: 45.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.9

Radius: 10.9

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6 AU - 7.68 AU

Year: 6634 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,707,949 km

• M1: 136,433 km (0.1 R)
• M2: 790,924 km (0.066 R)
• M3: 1,152,502 km (0.046 R)
• M4: 1,525,001 km (0.094 R)
• M5: 2,576,225 km (0.107 R)
• M6: 3,290,555 km (0.102 R)
• M7: 4,658,478 km (0.041 R)
• M8: 5,409,309 km (0.1 R)
• M9: 6,684,482 km (0.118 R)
• M10: 7,151,227 km (0.086 R)
• M11: 7,911,783 km (0.105 R)
• M12: 8,311,807 km (0.115 R)
• M13: 11,351,337 km (0.084 R)
• M14: 11,861,166 km (0.062 R)
• M15: 13,482,508 km (0.095 R)
• M16: 15,063,758 km (0.088 R)
• M17: 16,057,387 km (0.055 R)
• M18: 17,696,381 km (0.081 R)
• M19: 19,588,944 km (0.098 R)
• M20: 20,174,619 km (0.034 R)
• M21: 21,304,382 km (0.073 R)
• M22: 22,475,883 km (0.031 R)
• M23: 25,896,588 km (0.065 R)
• M24: 28,796,693 km (0.091 R)
• M25: 29,554,107 km (0.119 R)
• M26: 31,207,911 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.1

Radius: 13.2

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.78 AU - 8.78 AU

Year: 8048 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,707,949 km

• M1: 166,502 km (0.041 R)
• M2: 644,468 km (0.112 R)
• M3: 1,327,083 km (0.083 R)
• M4: 2,089,433 km (0.115 R)
• M5: 3,473,214 km (0.097 R)
• M6: 6,250,349 km (0.117 R)
• M7: 7,043,217 km (0.12 R)
• M8: 8,745,192 km (0.079 R)
• M9: 9,438,279 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.1

Radius: 4.8

Gravity: 20.58 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.76 AU - 18.6 AU

Year: 21934 Days

Day: 18.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,707,949 km

• M1: 60,886 km (0.084 R)
• M2: 358,137 km (0.111 R)
• M3: 1,952,252 km (0.104 R)
• M4: 4,140,869 km (0.073 R)
• M5: 5,245,500 km (0.042 R)
• M6: 5,706,112 km (0.065 R)
• M7: 8,681,314 km (0.03 R)
• M8: 13,165,061 km (0.059 R)
• M9: 23,758,386 km (0.112 R)
• M10: 39,203,768 km (0.098 R)
• M11: 46,829,369 km (0.096 R)
• M12: 55,025,388 km (0.073 R)
• M13: 63,135,238 km (0.07 R)
• M14: 68,405,870 km (0.101 R)
• M15: 69,032,237 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.7

Radius: 6.4

Gravity: 15.5 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 15.41 AU - 18.73 AU

Year: 26155 Days

Day: 18.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,707,949 km

• M1: 89,460 km (0.049 R)
• M2: 307,424 km (0.107 R)
• M3: 587,920 km (0.1 R)
• M4: 1,010,534 km (0.033 R)
• M5: 1,399,039 km (0.07 R)
• M6: 1,655,300 km (0.034 R)
• M7: 2,218,836 km (0.105 R)
• M8: 2,424,981 km (0.065 R)
• M9: 2,719,988 km (0.039 R)
• M10: 5,794,524 km (0.065 R)
• M11: 6,323,053 km (0.075 R)
• M12: 6,883,148 km (0.116 R)
• M13: 7,175,462 km (0.093 R)
• M14: 9,164,216 km (0.109 R)
• M15: 11,698,404 km (0.088 R)
• M16: 16,149,838 km (0.116 R)
• M17: 17,372,053 km (0.116 R)
• M18: 18,937,594 km (0.111 R)
• M19: 20,796,049 km (0.061 R)
• M20: 20,998,455 km (0.041 R)
• M21: 21,821,393 km (0.087 R)
• M22: 24,871,244 km (0.052 R)
• M23: 33,160,014 km (0.098 R)
• M24: 34,557,557 km (0.026 R)
• M25: 36,285,861 km (0.086 R)
• M26: 37,320,330 km (0.097 R)
• M27: 38,071,162 km (0.087 R)
• M28: 39,139,141 km (0.036 R)
• M29: 45,457,258 km (0.115 R)
• M30: 47,881,641 km (0.062 R)
• M31: 49,304,915 km (0.119 R)
• M32: 74,399,958 km (0.116 R)
• M33: 75,111,595 km (0.049 R)
• M34: 86,859,815 km (0.107 R)
• M35: 88,442,261 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 10,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit