🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.1

Radius: 15

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.99 AU - 1.59 AU

Year: 977 Days

Day: 6.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,045,224 km

• M1: 186,698 km (0.026 R)
• M2: 890,855 km (0.104 R)
• M3: 1,412,054 km (0.092 R)
• M4: 1,935,946 km (0.111 R)
• M5: 2,857,469 km (0.084 R)
• M6: 3,771,961 km (0.092 R)
• M7: 4,274,759 km (0.095 R)
• M8: 6,080,854 km (0.106 R)
• M9: 6,667,727 km (0.108 R)
• M10: 8,920,671 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.7

Radius: 12.3

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.58 AU - 2.14 AU

Year: 1692 Days

Day: 6 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,045,224 km

• M1: 153,039 km (0.107 R)
• M2: 606,470 km (0.102 R)
• M3: 1,392,756 km (0.098 R)
• M4: 1,798,466 km (0.066 R)
• M5: 2,295,131 km (0.071 R)
• M6: 2,972,958 km (0.101 R)
• M7: 3,438,357 km (0.101 R)
• M8: 4,499,754 km (0.081 R)
• M9: 7,071,192 km (0.104 R)
• M10: 7,804,820 km (0.115 R)
• M11: 10,191,355 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.1

Radius: 11.6

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.65 AU - 2.73 AU

Year: 2161 Days

Day: 6.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,045,224 km

• M1: 166,652 km (0.079 R)
• M2: 621,729 km (0.094 R)
• M3: 1,373,308 km (0.098 R)
• M4: 2,064,151 km (0.104 R)
• M5: 2,469,711 km (0.096 R)
• M6: 4,001,743 km (0.077 R)
• M7: 4,576,498 km (0.071 R)
• M8: 5,026,488 km (0.098 R)
• M9: 5,916,446 km (0.091 R)
• M10: 6,637,059 km (0.066 R)
• M11: 7,046,808 km (0.049 R)
• M12: 7,444,439 km (0.085 R)
• M13: 9,287,784 km (0.103 R)
• M14: 9,766,497 km (0.108 R)
• M15: 10,552,185 km (0.083 R)
• M16: 11,073,683 km (0.083 R)
• M17: 11,690,774 km (0.116 R)
• M18: 12,208,832 km (0.092 R)
• M19: 13,035,809 km (0.09 R)
• M20: 13,463,210 km (0.096 R)
• M21: 14,255,929 km (0.052 R)
• M22: 15,266,762 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.1

Radius: 13.3

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.89 AU - 3.11 AU

Year: 3465 Days

Day: 7.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,045,224 km

• M1: 170,242 km (0.12 R)
• M2: 738,714 km (0.106 R)
• M3: 1,708,108 km (0.111 R)
• M4: 4,015,356 km (0.045 R)
• M5: 5,070,470 km (0.103 R)
• M6: 7,117,268 km (0.09 R)
• M7: 10,513,738 km (0.111 R)
• M8: 10,990,208 km (0.072 R)
• M9: 13,159,078 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.3

Radius: 10

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.96 AU - 4.28 AU

Year: 4593 Days

Day: 9.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,045,224 km

• M1: 124,914 km (0.1 R)
• M2: 490,980 km (0.083 R)
• M3: 842,236 km (0.108 R)
• M4: 1,242,410 km (0.1 R)
• M5: 2,488,860 km (0.06 R)
• M6: 2,870,634 km (0.104 R)
• M7: 3,372,385 km (0.085 R)
• M8: 4,281,940 km (0.113 R)
• M9: 5,431,450 km (0.094 R)
• M10: 7,177,855 km (0.034 R)
• M11: 8,141,715 km (0.07 R)
• M12: 10,237,730 km (0.087 R)
• M13: 10,813,383 km (0.098 R)
• M14: 13,127,812 km (0.059 R)
• M15: 14,237,229 km (0.115 R)
• M16: 16,105,258 km (0.063 R)
• M17: 17,067,471 km (0.112 R)
• M18: 17,940,525 km (0.117 R)
• M19: 22,240,865 km (0.089 R)
• M20: 22,906,426 km (0.11 R)
• M21: 23,282,066 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 11.7

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.96 AU - 4.58 AU

Year: 4881 Days

Day: 10.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,045,224 km

• M1: 145,559 km (0.067 R)
• M2: 1,210,247 km (0.09 R)
• M3: 2,329,239 km (0.064 R)
• M4: 2,727,319 km (0.063 R)
• M5: 3,132,430 km (0.087 R)
• M6: 3,816,092 km (0.06 R)
• M7: 5,229,343 km (0.065 R)
• M8: 6,539,521 km (0.106 R)
• M9: 7,515,498 km (0.117 R)
• M10: 8,281,140 km (0.114 R)
• M11: 11,028,804 km (0.075 R)
• M12: 12,360,075 km (0.036 R)
• M13: 13,636,744 km (0.118 R)
• M14: 14,498,876 km (0.094 R)
• M15: 15,168,925 km (0.081 R)
• M16: 16,510,967 km (0.072 R)
• M17: 17,615,299 km (0.119 R)
• M18: 18,249,594 km (0.074 R)
• M19: 18,833,624 km (0.075 R)
• M20: 19,766,815 km (0.05 R)
• M21: 23,733,104 km (0.106 R)
• M22: 26,516,223 km (0.072 R)
• M23: 27,688,172 km (0.067 R)
• M24: 29,510,274 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 10,600 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit