🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.53 AU - 0.61 AU

Year: 274 Days

Day: 24.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.56 AU - 0.76 AU

Year: 341 Days

Day: 20.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.3

Radius: 13.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.77 AU - 1.03 AU

Year: 543 Days

Day: 8.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,849,728 km

• M1: 165,455 km (0.076 R)
• M2: 639,082 km (0.098 R)
• M3: 1,108,371 km (0.04 R)
• M4: 1,706,313 km (0.106 R)
• M5: 2,191,459 km (0.082 R)
• M6: 2,689,022 km (0.086 R)
• M7: 3,763,284 km (0.108 R)
• M8: 4,357,487 km (0.113 R)
• M9: 5,137,041 km (0.118 R)
• M10: 5,802,303 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.1

Radius: 12.8

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.74 AU - 1.08 AU

Year: 552 Days

Day: 7.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,849,728 km

• M1: 159,172 km (0.06 R)
• M2: 597,943 km (0.07 R)
• M3: 1,212,192 km (0.104 R)
• M4: 1,991,148 km (0.056 R)
• M5: 2,425,580 km (0.071 R)
• M6: 3,025,916 km (0.033 R)
• M7: 3,627,000 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.3

Radius: 8.1

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.15 AU - 2.61 AU

Year: 2335 Days

Day: 8.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,849,728 km

• M1: 102,923 km (0.075 R)
• M2: 354,996 km (0.034 R)
• M3: 780,452 km (0.079 R)
• M4: 1,368,073 km (0.044 R)
• M5: 1,730,698 km (0.113 R)
• M6: 2,526,708 km (0.088 R)
• M7: 3,291,452 km (0.085 R)
• M8: 5,170,850 km (0.097 R)
• M9: 5,601,692 km (0.115 R)
• M10: 6,034,030 km (0.118 R)
• M11: 6,326,943 km (0.087 R)
• M12: 7,212,861 km (0.064 R)
• M13: 7,491,562 km (0.065 R)
• M14: 8,016,800 km (0.09 R)
• M15: 8,736,067 km (0.05 R)
• M16: 9,771,135 km (0.105 R)
• M17: 10,302,506 km (0.096 R)
• M18: 11,018,631 km (0.07 R)
• M19: 11,320,968 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.4

Radius: 9.5

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.51 AU - 3.75 AU

Year: 4397 Days

Day: 5.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,849,728 km

• M1: 118,332 km (0.085 R)
• M2: 520,301 km (0.116 R)
• M3: 1,023,549 km (0.097 R)
• M4: 1,384,977 km (0.073 R)
• M5: 1,726,060 km (0.085 R)
• M6: 2,083,450 km (0.106 R)
• M7: 2,737,192 km (0.083 R)
• M8: 3,138,713 km (0.081 R)
• M9: 3,502,984 km (0.071 R)
• M10: 4,653,092 km (0.114 R)
• M11: 5,352,761 km (0.061 R)
• M12: 6,692,261 km (0.09 R)
• M13: 7,908,342 km (0.056 R)
• M14: 8,726,642 km (0.112 R)
• M15: 9,156,287 km (0.097 R)
• M16: 10,570,885 km (0.052 R)
• M17: 11,059,621 km (0.119 R)
• M18: 12,797,948 km (0.112 R)
• M19: 15,320,617 km (0.087 R)
• M20: 17,870,513 km (0.116 R)
• M21: 21,520,402 km (0.117 R)

Asteroid Belt

Center: 6.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.6

Radius: 3.8

Gravity: 19.78 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.96 AU - 9.92 AU

Year: 18441 Days

Day: 20.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 53,849,728 km

• M1: 47,423 km (0.073 R)
• M2: 236,215 km (0.071 R)
• M3: 1,071,270 km (0.087 R)
• M4: 1,241,064 km (0.085 R)
• M5: 2,474,648 km (0.041 R)
• M6: 2,685,132 km (0.114 R)
• M7: 3,490,567 km (0.099 R)
• M8: 3,674,572 km (0.109 R)
• M9: 4,119,477 km (0.115 R)
• M10: 4,415,082 km (0.117 R)
• M11: 5,456,732 km (0.101 R)
• M12: 7,059,075 km (0.067 R)
• M13: 7,184,139 km (0.119 R)
• M14: 9,394,896 km (0.084 R)
• M15: 11,726,827 km (0.099 R)
• M16: 12,080,028 km (0.091 R)
• M17: 12,807,971 km (0.074 R)
• M18: 14,019,415 km (0.105 R)
• M19: 15,869,492 km (0.095 R)
• M20: 20,550,259 km (0.094 R)
• M21: 23,386,635 km (0.118 R)
• M22: 31,145,529 km (0.059 R)
• M23: 32,856,031 km (0.112 R)
• M24: 33,675,229 km (0.083 R)
• M25: 38,490,036 km (0.069 R)
• M26: 38,748,691 km (0.073 R)
• M27: 40,591,288 km (0.073 R)
• M28: 41,263,281 km (0.11 R)
• M29: 41,669,888 km (0.088 R)
• M30: 47,055,711 km (0.112 R)
• M31: 50,685,703 km (0.118 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 13,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit