🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.8

Radius: 10.9

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.94 AU - 1.5 AU

Year: 857 Days

Day: 11.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 84,282,672 km

• M1: 135,835 km (0.09 R)
• M2: 590,014 km (0.115 R)
• M3: 1,397,992 km (0.088 R)
• M4: 1,829,582 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303

Radius: 11.1

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1 AU - 1.46 AU

Year: 867 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,282,672 km

• M1: 138,079 km (0.078 R)
• M2: 508,184 km (0.105 R)
• M3: 1,041,949 km (0.094 R)
• M4: 1,465,311 km (0.07 R)
• M5: 1,943,576 km (0.117 R)
• M6: 2,383,992 km (0.101 R)
• M7: 3,146,492 km (0.091 R)
• M8: 3,812,801 km (0.084 R)
• M9: 4,238,556 km (0.104 R)
• M10: 5,585,087 km (0.09 R)
• M11: 6,386,034 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.4

Radius: 8.1

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.04 AU - 1.62 AU

Year: 975 Days

Day: 7.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,282,672 km

• M1: 100,829 km (0.076 R)
• M2: 386,710 km (0.091 R)
• M3: 652,396 km (0.118 R)
• M4: 1,021,454 km (0.08 R)
• M5: 1,599,500 km (0.117 R)
• M6: 2,240,079 km (0.082 R)
• M7: 2,715,800 km (0.102 R)
• M8: 3,369,542 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.5

Radius: 11.8

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.59 AU - 1.99 AU

Year: 1523 Days

Day: 5.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,282,672 km

• M1: 146,756 km (0.075 R)
• M2: 544,087 km (0.102 R)
• M3: 1,282,652 km (0.109 R)
• M4: 2,426,926 km (0.104 R)
• M5: 3,574,641 km (0.085 R)
• M6: 4,018,797 km (0.105 R)
• M7: 5,181,921 km (0.109 R)
• M8: 6,218,783 km (0.108 R)
• M9: 7,989,424 km (0.078 R)
• M10: 8,441,808 km (0.088 R)
• M11: 8,911,246 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.8

Radius: 12.7

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.73 AU - 3.05 AU

Year: 3124 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,282,672 km

• M1: 158,424 km (0.05 R)
• M2: 630,405 km (0.034 R)
• M3: 1,107,024 km (0.086 R)
• M4: 1,515,726 km (0.091 R)
• M5: 2,066,695 km (0.106 R)
• M6: 2,929,725 km (0.056 R)
• M7: 4,386,808 km (0.101 R)
• M8: 5,188,054 km (0.11 R)
• M9: 5,597,803 km (0.111 R)
• M10: 7,143,897 km (0.09 R)
• M11: 7,652,529 km (0.11 R)
• M12: 8,707,194 km (0.118 R)
• M13: 9,626,473 km (0.093 R)
• M14: 10,854,821 km (0.079 R)
• M15: 12,007,623 km (0.11 R)
• M16: 13,193,186 km (0.032 R)
• M17: 18,370,170 km (0.069 R)
• M18: 19,206,123 km (0.043 R)
• M19: 19,756,643 km (0.081 R)
• M20: 20,634,184 km (0.116 R)
• M21: 21,734,327 km (0.085 R)
• M22: 22,399,439 km (0.052 R)
• M23: 22,873,215 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 163.9

Radius: 5.7

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 8.21 AU - 11.09 AU

Year: 19060 Days

Day: 20.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,282,672 km

• M1: 71,059 km (0.105 R)
• M2: 265,087 km (0.105 R)
• M3: 641,176 km (0.091 R)
• M4: 1,052,271 km (0.113 R)
• M5: 1,243,458 km (0.102 R)
• M6: 1,444,816 km (0.112 R)
• M7: 2,422,139 km (0.106 R)
• M8: 2,718,193 km (0.062 R)
• M9: 2,972,210 km (0.053 R)
• M10: 3,406,643 km (0.092 R)
• M11: 3,601,868 km (0.084 R)
• M12: 4,752,724 km (0.115 R)
• M13: 5,610,668 km (0.108 R)
• M14: 5,848,978 km (0.078 R)
• M15: 6,382,593 km (0.09 R)
• M16: 8,936,528 km (0.112 R)
• M17: 9,595,207 km (0.092 R)
• M18: 10,799,171 km (0.091 R)
• M19: 11,437,356 km (0.114 R)
• M20: 14,623,341 km (0.085 R)
• M21: 15,206,175 km (0.063 R)
• M22: 15,670,078 km (0.117 R)
• M23: 16,007,271 km (0.11 R)
• M24: 19,805,860 km (0.107 R)
• M25: 21,496,616 km (0.068 R)
• M26: 22,165,169 km (0.059 R)
• M27: 27,239,079 km (0.062 R)
• M28: 28,120,660 km (0.112 R)
• M29: 30,879,394 km (0.117 R)
• M30: 32,596,628 km (0.077 R)
• M31: 33,478,657 km (0.12 R)
• M32: 35,405,478 km (0.072 R)
• M33: 39,230,994 km (0.111 R)
• M34: 39,727,659 km (0.054 R)
• M35: 44,388,680 km (0.099 R)
• M36: 44,927,981 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766.9

Radius: 7

Gravity: 15.65 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.77 AU - 12.49 AU

Year: 22036 Days

Day: 22.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,282,672 km

• M1: 190,139 km (0.069 R)
• M2: 458,368 km (0.061 R)
• M3: 983,606 km (0.12 R)
• M4: 2,619,608 km (0.12 R)
• M5: 2,871,980 km (0.101 R)
• M6: 3,168,184 km (0.106 R)
• M7: 4,147,751 km (0.09 R)
• M8: 5,315,512 km (0.099 R)
• M9: 5,680,231 km (0.1 R)
• M10: 15,192,262 km (0.066 R)
• M11: 19,481,233 km (0.049 R)
• M12: 19,863,306 km (0.08 R)
• M13: 20,348,003 km (0.09 R)
• M14: 22,784,952 km (0.056 R)
• M15: 25,637,485 km (0.112 R)
• M16: 58,249,970 km (0.083 R)
• M17: 64,374,806 km (0.095 R)
• M18: 71,819,245 km (0.088 R)
• M19: 72,274,322 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 13,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit