🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.5

Radius: 12.4

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.72 AU - 0.74 AU

Year: 423 Days

Day: 6.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,658,533 km

• M1: 154,235 km (0.025 R)
• M2: 599,588 km (0.029 R)
• M3: 1,190,799 km (0.085 R)
• M4: 1,592,619 km (0.111 R)
• M5: 2,095,417 km (0.08 R)
• M6: 2,631,576 km (0.07 R)
• M7: 3,095,778 km (0.096 R)
• M8: 3,678,462 km (0.032 R)
• M9: 4,247,383 km (0.109 R)
• M10: 5,064,786 km (0.12 R)
• M11: 5,494,431 km (0.115 R)
• M12: 6,002,465 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.3

Radius: 8.5

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.91 AU - 1.25 AU

Year: 761 Days

Day: 14.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,658,533 km

• M1: 105,766 km (0.065 R)
• M2: 374,892 km (0.103 R)
• M3: 754,422 km (0.097 R)
• M4: 1,212,042 km (0.069 R)
• M5: 1,505,254 km (0.055 R)
• M6: 2,228,260 km (0.084 R)
• M7: 2,650,874 km (0.107 R)
• M8: 3,165,042 km (0.086 R)
• M9: 3,802,778 km (0.085 R)
• M10: 4,136,830 km (0.064 R)
• M11: 5,369,666 km (0.106 R)
• M12: 7,053,540 km (0.068 R)
• M13: 8,138,723 km (0.104 R)
• M14: 8,618,034 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 9

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.29 AU - 2.13 AU

Year: 1517 Days

Day: 9.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,658,533 km

• M1: 112,797 km (0.096 R)
• M2: 427,551 km (0.049 R)
• M3: 782,846 km (0.069 R)
• M4: 1,350,869 km (0.075 R)
• M5: 1,685,669 km (0.111 R)
• M6: 2,114,416 km (0.109 R)
• M7: 2,592,382 km (0.094 R)
• M8: 2,893,522 km (0.065 R)
• M9: 3,243,880 km (0.085 R)
• M10: 3,566,712 km (0.087 R)
• M11: 4,045,874 km (0.113 R)
• M12: 4,700,215 km (0.047 R)
• M13: 5,423,372 km (0.104 R)
• M14: 5,938,886 km (0.105 R)
• M15: 7,201,641 km (0.104 R)
• M16: 8,309,414 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988

Radius: 4.2

Gravity: 56.01 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.54 AU - 6.82 AU

Year: 9182 Days

Day: 20.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 24,658,533 km

• M1: 52,210 km (0.11 R)
• M2: 242,498 km (0.109 R)
• M3: 425,456 km (0.104 R)
• M4: 574,456 km (0.047 R)
• M5: 749,934 km (0.099 R)
• M6: 981,960 km (0.089 R)
• M7: 1,872,217 km (0.117 R)
• M8: 2,096,614 km (0.063 R)
• M9: 2,397,156 km (0.089 R)
• M10: 2,578,469 km (0.112 R)
• M11: 2,856,571 km (0.095 R)
• M12: 2,991,509 km (0.087 R)
• M13: 3,626,402 km (0.101 R)
• M14: 5,564,293 km (0.092 R)
• M15: 5,775,226 km (0.085 R)
• M16: 6,250,947 km (0.081 R)
• M17: 6,712,756 km (0.117 R)
• M18: 6,911,870 km (0.09 R)
• M19: 7,321,619 km (0.042 R)
• M20: 8,695,227 km (0.114 R)
• M21: 9,319,199 km (0.108 R)
• M22: 11,257,988 km (0.113 R)
• M23: 13,138,283 km (0.067 R)
• M24: 13,639,137 km (0.109 R)
• M25: 15,700,596 km (0.103 R)
• M26: 16,988,035 km (0.116 R)
• M27: 19,771,154 km (0.079 R)
• M28: 20,180,154 km (0.073 R)
• M29: 22,398,990 km (0.104 R)
• M30: 23,934,313 km (0.069 R)
• M31: 25,059,439 km (0.068 R)
• M32: 28,541,927 km (0.104 R)
• M33: 38,059,942 km (0.066 R)
• M34: 42,773,173 km (0.073 R)
• M35: 44,009,300 km (0.098 R)
• M36: 44,987,221 km (0.113 R)
• M37: 45,127,993 km (0.106 R)
• M38: 46,552,913 km (0.096 R)
• M39: 49,043,418 km (0.112 R)
• M40: 50,854,001 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.6

Radius: 3.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 8.2 AU - 8.7 AU

Year: 16660 Days

Day: 21 Hours

Environment

Temp: -230 °C

Axial Tilt: 92.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,658,533 km

• M1: 43,832 km (0.118 R)
• M2: 326,423 km (0.082 R)
• M3: 661,522 km (0.118 R)
• M4: 1,026,989 km (0.114 R)
• M5: 1,469,051 km (0.101 R)
• M6: 2,226,166 km (0.109 R)
• M7: 2,549,447 km (0.093 R)
• M8: 4,649,203 km (0.053 R)
• M9: 4,920,124 km (0.099 R)
• M10: 8,164,154 km (0.112 R)
• M11: 9,115,896 km (0.097 R)
• M12: 15,863,957 km (0.107 R)
• M13: 16,085,062 km (0.064 R)
• M14: 16,420,461 km (0.089 R)
• M15: 22,439,531 km (0.043 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 13,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit