🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.1

Radius: 14.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.58 AU - 0.74 AU

Year: 358 Days

Day: 6.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 48,768,890 km

• M1: 185,352 km (0.078 R)
• M2: 747,840 km (0.049 R)
• M3: 1,490,892 km (0.049 R)
• M4: 2,185,176 km (0.069 R)
• M5: 2,754,695 km (0.082 R)
• M6: 3,224,433 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.8

Radius: 14.5

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.65 AU - 0.79 AU

Year: 407 Days

Day: 10.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,768,890 km

• M1: 180,415 km (0.038 R)
• M2: 692,040 km (0.119 R)
• M3: 1,169,855 km (0.114 R)
• M4: 1,793,978 km (0.079 R)
• M5: 2,440,839 km (0.088 R)
• M6: 3,053,442 km (0.05 R)
• M7: 3,525,573 km (0.086 R)
• M8: 3,997,106 km (0.033 R)
• M9: 4,646,510 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.7

Radius: 14.5

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.77 AU - 1.27 AU

Year: 687 Days

Day: 11.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 137.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,768,890 km

• M1: 180,714 km (0.046 R)
• M2: 689,497 km (0.039 R)
• M3: 1,190,350 km (0.093 R)
• M4: 1,934,600 km (0.104 R)
• M5: 2,404,636 km (0.115 R)
• M6: 3,282,626 km (0.11 R)
• M7: 3,990,523 km (0.07 R)
• M8: 4,833,358 km (0.102 R)
• M9: 5,733,338 km (0.113 R)
• M10: 6,317,069 km (0.093 R)
• M11: 6,786,208 km (0.065 R)
• M12: 7,393,875 km (0.054 R)
• M13: 8,086,962 km (0.1 R)
• M14: 9,007,138 km (0.087 R)

Asteroid Belt

Center: 1.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 14.9

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.56 AU - 2.7 AU

Year: 2844 Days

Day: 12.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,768,890 km

• M1: 185,352 km (0.11 R)
• M2: 681,867 km (0.04 R)
• M3: 1,799,812 km (0.083 R)
• M4: 2,684,683 km (0.111 R)
• M5: 3,270,359 km (0.091 R)
• M6: 3,769,717 km (0.082 R)
• M7: 5,177,134 km (0.085 R)
• M8: 6,438,692 km (0.099 R)
• M9: 7,259,536 km (0.109 R)
• M10: 7,990,770 km (0.114 R)
• M11: 10,944,281 km (0.063 R)
• M12: 11,948,681 km (0.088 R)
• M13: 12,537,349 km (0.04 R)
• M14: 13,189,595 km (0.112 R)
• M15: 14,140,888 km (0.114 R)
• M16: 15,628,041 km (0.109 R)
• M17: 16,435,271 km (0.073 R)
• M18: 17,006,286 km (0.066 R)
• M19: 17,806,335 km (0.107 R)
• M20: 18,575,568 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.8

Radius: 10.9

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.09 AU - 3.81 AU

Year: 4273 Days

Day: 13.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,768,890 km

• M1: 135,536 km (0.113 R)
• M2: 585,526 km (0.082 R)
• M3: 1,114,953 km (0.089 R)
• M4: 1,740,721 km (0.091 R)
• M5: 2,105,590 km (0.08 R)
• M6: 2,522,220 km (0.07 R)
• M7: 5,496,375 km (0.076 R)
• M8: 6,262,466 km (0.111 R)
• M9: 7,613,484 km (0.108 R)
• M10: 9,030,775 km (0.073 R)
• M11: 10,441,632 km (0.116 R)
• M12: 12,042,180 km (0.106 R)
• M13: 13,026,983 km (0.098 R)
• M14: 13,643,326 km (0.083 R)
• M15: 14,171,556 km (0.117 R)
• M16: 14,713,399 km (0.099 R)
• M17: 15,156,807 km (0.092 R)
• M18: 16,245,730 km (0.03 R)
• M19: 19,558,575 km (0.112 R)
• M20: 19,959,946 km (0.067 R)
• M21: 23,748,213 km (0.076 R)
• M22: 24,901,762 km (0.101 R)
• M23: 25,373,594 km (0.119 R)
• M24: 26,989,101 km (0.056 R)
• M25: 27,990,809 km (0.107 R)
• M26: 28,500,938 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.7

Radius: 4.3

Gravity: 16.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.52 AU - 9.78 AU

Year: 15516 Days

Day: 16.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 48,768,890 km

• M1: 53,706 km (0.076 R)
• M2: 305,778 km (0.074 R)
• M3: 467,045 km (0.111 R)
• M4: 638,484 km (0.119 R)
• M5: 833,111 km (0.094 R)
• M6: 1,001,707 km (0.101 R)
• M7: 1,266,346 km (0.097 R)
• M8: 1,533,079 km (0.12 R)
• M9: 1,852,321 km (0.112 R)
• M10: 2,345,395 km (0.119 R)
• M11: 3,101,613 km (0.089 R)
• M12: 3,313,742 km (0.092 R)
• M13: 3,460,348 km (0.117 R)
• M14: 4,433,782 km (0.085 R)
• M15: 4,733,725 km (0.079 R)
• M16: 6,106,435 km (0.077 R)
• M17: 6,515,586 km (0.069 R)
• M18: 7,022,423 km (0.075 R)
• M19: 7,767,121 km (0.05 R)
• M20: 8,026,524 km (0.057 R)
• M21: 8,746,987 km (0.033 R)
• M22: 10,007,798 km (0.059 R)
• M23: 10,471,103 km (0.035 R)
• M24: 11,440,497 km (0.081 R)
• M25: 12,645,209 km (0.044 R)
• M26: 13,125,568 km (0.09 R)
• M27: 14,315,170 km (0.065 R)
• M28: 16,620,024 km (0.058 R)
• M29: 18,694,797 km (0.099 R)
• M30: 19,396,710 km (0.044 R)
• M31: 19,794,192 km (0.102 R)
• M32: 24,072,093 km (0.102 R)
• M33: 27,607,389 km (0.115 R)
• M34: 28,618,970 km (0.116 R)
• M35: 33,251,717 km (0.082 R)
• M36: 34,628,317 km (0.078 R)
• M37: 43,830,680 km (0.101 R)
• M38: 43,966,964 km (0.102 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: 429 - 12,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit