🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.6

Radius: 11.2

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.8 AU - 0.82 AU

Year: 486 Days

Day: 10.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,801,857 km

• M1: 139,874 km (0.056 R)
• M2: 506,239 km (0.063 R)
• M3: 868,416 km (0.082 R)
• M4: 1,426,864 km (0.058 R)
• M5: 1,913,656 km (0.076 R)
• M6: 2,539,723 km (0.045 R)
• M7: 2,896,065 km (0.113 R)
• M8: 3,286,216 km (0.087 R)
• M9: 4,447,694 km (0.104 R)
• M10: 5,362,635 km (0.1 R)
• M11: 6,118,553 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24

Radius: 14.2

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1 AU - 1.24 AU

Year: 790 Days

Day: 13 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 53,801,857 km

• M1: 177,273 km (0.079 R)
• M2: 650,302 km (0.06 R)
• M3: 1,376,600 km (0.098 R)
• M4: 1,889,720 km (0.103 R)
• M5: 2,659,551 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.2

Radius: 12.9

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.73 AU - 2.81 AU

Year: 2281 Days

Day: 10.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 141.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,801,857 km

• M1: 160,369 km (0.113 R)
• M2: 824,733 km (0.098 R)
• M3: 1,831,377 km (0.112 R)
• M4: 2,260,573 km (0.057 R)
• M5: 2,912,820 km (0.077 R)
• M6: 3,415,170 km (0.072 R)
• M7: 5,328,826 km (0.097 R)
• M8: 5,902,683 km (0.119 R)
• M9: 6,883,447 km (0.065 R)
• M10: 7,293,195 km (0.118 R)
• M11: 8,161,910 km (0.115 R)
• M12: 8,994,722 km (0.097 R)
• M13: 9,920,134 km (0.066 R)
• M14: 11,026,261 km (0.075 R)
• M15: 11,548,058 km (0.094 R)
• M16: 14,598,957 km (0.106 R)
• M17: 15,927,087 km (0.054 R)
• M18: 17,766,842 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.4

Radius: 14.2

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.17 AU - 6.33 AU

Year: 8022 Days

Day: 14.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,801,857 km

• M1: 176,675 km (0.086 R)
• M2: 639,680 km (0.104 R)
• M3: 1,210,097 km (0.104 R)
• M4: 2,191,758 km (0.042 R)
• M5: 2,707,273 km (0.079 R)
• M6: 3,495,803 km (0.085 R)
• M7: 4,052,457 km (0.113 R)
• M8: 4,716,222 km (0.114 R)
• M9: 6,146,229 km (0.066 R)
• M10: 6,836,772 km (0.101 R)
• M11: 7,412,874 km (0.081 R)
• M12: 8,921,269 km (0.095 R)
• M13: 9,532,077 km (0.077 R)
• M14: 16,923,110 km (0.065 R)
• M15: 18,525,452 km (0.108 R)
• M16: 22,865,436 km (0.05 R)
• M17: 23,866,246 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.2

Radius: 7

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.62 AU - 7.38 AU

Year: 11051 Days

Day: 22.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,801,857 km

• M1: 87,066 km (0.028 R)
• M2: 307,124 km (0.1 R)
• M3: 658,979 km (0.066 R)
• M4: 998,865 km (0.103 R)
• M5: 1,687,314 km (0.108 R)
• M6: 1,913,955 km (0.032 R)
• M7: 2,470,010 km (0.112 R)
• M8: 2,988,217 km (0.098 R)
• M9: 3,273,351 km (0.097 R)
• M10: 4,328,016 km (0.091 R)
• M11: 5,047,432 km (0.089 R)
• M12: 5,735,433 km (0.096 R)
• M13: 6,445,275 km (0.095 R)
• M14: 9,982,367 km (0.12 R)
• M15: 12,581,630 km (0.109 R)
• M16: 13,075,602 km (0.084 R)
• M17: 13,905,720 km (0.109 R)
• M18: 16,460,403 km (0.113 R)
• M19: 21,155,233 km (0.066 R)
• M20: 23,759,732 km (0.088 R)
• M21: 27,178,492 km (0.075 R)
• M22: 28,003,674 km (0.118 R)
• M23: 28,845,312 km (0.104 R)
• M24: 30,579,002 km (0.076 R)
• M25: 32,266,316 km (0.08 R)
• M26: 35,093,716 km (0.113 R)
• M27: 37,193,621 km (0.076 R)
• M28: 39,901,342 km (0.092 R)
• M29: 41,641,914 km (0.078 R)
• M30: 43,292,876 km (0.069 R)
• M31: 48,057,418 km (0.082 R)
• M32: 51,577,307 km (0.115 R)
• M33: 52,206,515 km (0.08 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 15,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit