🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.3

Radius: 11

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.54 AU - 0.64 AU

Year: 313 Days

Day: 6.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 68,953,167 km

• M1: 136,732 km (0.048 R)
• M2: 487,240 km (0.098 R)
• M3: 920,625 km (0.053 R)
• M4: 1,296,266 km (0.072 R)
• M5: 1,652,608 km (0.093 R)
• M6: 2,043,208 km (0.102 R)
• M7: 2,622,899 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.6

Radius: 8.3

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.56 AU - 0.68 AU

Year: 337 Days

Day: 15 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,953,167 km

• M1: 103,223 km (0.088 R)
• M2: 456,722 km (0.075 R)
• M3: 730,038 km (0.114 R)
• M4: 1,111,811 km (0.099 R)
• M5: 1,650,663 km (0.117 R)
• M6: 2,041,861 km (0.038 R)
• M7: 2,539,274 km (0.045 R)
• M8: 2,841,462 km (0.066 R)
• M9: 3,920,212 km (0.088 R)
• M10: 4,208,936 km (0.106 R)
• M11: 4,511,872 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.4

Radius: 11.5

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.53 AU - 0.87 AU

Year: 404 Days

Day: 6.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,953,167 km

• M1: 143,315 km (0.098 R)
• M2: 513,270 km (0.107 R)
• M3: 885,021 km (0.057 R)
• M4: 1,262,756 km (0.063 R)
• M5: 1,826,440 km (0.082 R)
• M6: 2,191,908 km (0.104 R)
• M7: 3,135,123 km (0.109 R)
• M8: 3,597,230 km (0.084 R)
• M9: 4,473,276 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.3

Radius: 9.4

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.14 AU - 1.5 AU

Year: 1047 Days

Day: 12.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,953,167 km

• M1: 116,836 km (0.083 R)
• M2: 450,738 km (0.07 R)
• M3: 855,101 km (0.08 R)
• M4: 1,261,409 km (0.099 R)
• M5: 1,831,976 km (0.109 R)
• M6: 2,626,490 km (0.084 R)
• M7: 3,226,527 km (0.115 R)
• M8: 3,604,561 km (0.075 R)
• M9: 5,979,876 km (0.069 R)
• M10: 6,852,330 km (0.106 R)
• M11: 8,410,841 km (0.077 R)
• M12: 8,737,712 km (0.107 R)
• M13: 9,044,986 km (0.095 R)
• M14: 10,346,638 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.5

Radius: 13.5

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.21 AU - 1.93 AU

Year: 1358 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,953,167 km

• M1: 168,148 km (0.106 R)
• M2: 638,035 km (0.026 R)
• M3: 1,546,842 km (0.114 R)
• M4: 2,385,787 km (0.034 R)
• M5: 3,055,836 km (0.026 R)
• M6: 3,585,412 km (0.104 R)
• M7: 4,346,566 km (0.058 R)
• M8: 5,252,232 km (0.101 R)
• M9: 10,647,030 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.5

Radius: 3.9

Gravity: 15.29 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.23 AU - 8.11 AU

Year: 14662 Days

Day: 15.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,953,167 km

• M1: 49,517 km (0.072 R)
• M2: 191,036 km (0.079 R)
• M3: 403,765 km (0.054 R)
• M4: 1,583,493 km (0.091 R)
• M5: 1,896,602 km (0.091 R)
• M6: 2,076,418 km (0.092 R)
• M7: 2,585,799 km (0.085 R)
• M8: 2,786,560 km (0.12 R)
• M9: 4,082,077 km (0.037 R)
• M10: 4,326,819 km (0.079 R)
• M11: 4,523,840 km (0.089 R)
• M12: 5,027,087 km (0.067 R)
• M13: 6,911,721 km (0.115 R)
• M14: 9,312,617 km (0.101 R)
• M15: 9,499,465 km (0.092 R)
• M16: 20,190,925 km (0.041 R)
• M17: 21,625,270 km (0.047 R)
• M18: 22,786,897 km (0.07 R)
• M19: 23,297,176 km (0.112 R)
• M20: 25,963,608 km (0.106 R)
• M21: 27,274,684 km (0.117 R)
• M22: 27,753,547 km (0.104 R)
• M23: 33,504,388 km (0.046 R)
• M24: 33,943,158 km (0.078 R)
• M25: 34,274,667 km (0.12 R)
• M26: 35,508,999 km (0.08 R)
• M27: 39,146,172 km (0.051 R)
• M28: 41,620,072 km (0.06 R)
• M29: 42,766,441 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.5

Radius: 3

Gravity: 70.5 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.11 AU - 9.43 AU

Year: 17927 Days

Day: 18.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,953,167 km

• M1: 37,549 km (0.045 R)
• M2: 153,487 km (0.095 R)
• M3: 314,305 km (0.118 R)
• M4: 413,040 km (0.08 R)
• M5: 596,896 km (0.108 R)
• M6: 703,260 km (0.114 R)
• M7: 886,816 km (0.101 R)
• M8: 1,013,974 km (0.104 R)
• M9: 1,349,074 km (0.077 R)
• M10: 1,879,548 km (0.118 R)
• M11: 4,284,633 km (0.089 R)
• M12: 5,106,823 km (0.105 R)
• M13: 5,478,424 km (0.103 R)
• M14: 6,486,264 km (0.102 R)
• M15: 8,600,232 km (0.066 R)
• M16: 9,071,914 km (0.107 R)
• M17: 9,783,402 km (0.086 R)
• M18: 13,483,555 km (0.03 R)
• M19: 13,834,362 km (0.073 R)
• M20: 17,105,918 km (0.045 R)
• M21: 29,932,888 km (0.027 R)
• M22: 31,868,834 km (0.098 R)
• M23: 32,116,568 km (0.06 R)
• M24: 43,566,490 km (0.05 R)
• M25: 47,644,827 km (0.071 R)
• M26: 64,900,343 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 13,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit