🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.1

Radius: 11.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.5 AU - 0.56 AU

Year: 262 Days

Day: 11.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 75,354,972 km

• M1: 141,819 km (0.069 R)
• M2: 545,733 km (0.112 R)
• M3: 947,553 km (0.095 R)
• M4: 1,582,745 km (0.107 R)
• M5: 2,406,132 km (0.111 R)
• M6: 2,888,136 km (0.106 R)
• M7: 3,353,386 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183

Radius: 14.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.68 AU - 0.96 AU

Year: 504 Days

Day: 13.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,354,972 km

• M1: 182,809 km (0.059 R)
• M2: 831,166 km (0.058 R)
• M3: 1,505,852 km (0.112 R)
• M4: 2,691,116 km (0.094 R)
• M5: 3,390,935 km (0.108 R)
• M6: 4,031,663 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.8

Radius: 14.1

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.23 AU - 1.75 AU

Year: 1234 Days

Day: 9.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,354,972 km

• M1: 175,329 km (0.085 R)
• M2: 1,063,790 km (0.095 R)
• M3: 1,740,870 km (0.071 R)
• M4: 2,554,982 km (0.093 R)
• M5: 3,036,687 km (0.084 R)
• M6: 3,500,291 km (0.096 R)
• M7: 3,942,801 km (0.07 R)
• M8: 4,823,035 km (0.106 R)
• M9: 6,799,074 km (0.066 R)
• M10: 7,600,469 km (0.115 R)
• M11: 8,320,334 km (0.05 R)
• M12: 9,705,162 km (0.055 R)
• M13: 12,890,250 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.8

Radius: 12.1

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.52 AU - 2.3 AU

Year: 1790 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,354,972 km

• M1: 150,495 km (0.071 R)
• M2: 544,536 km (0.044 R)
• M3: 924,814 km (0.089 R)
• M4: 1,311,225 km (0.079 R)
• M5: 2,192,207 km (0.112 R)
• M6: 3,021,279 km (0.072 R)
• M7: 3,534,399 km (0.091 R)
• M8: 4,552,862 km (0.118 R)
• M9: 4,989,987 km (0.117 R)
• M10: 5,501,013 km (0.088 R)
• M11: 6,892,722 km (0.032 R)
• M12: 8,022,036 km (0.077 R)
• M13: 8,631,199 km (0.074 R)
• M14: 9,703,666 km (0.094 R)
• M15: 10,573,727 km (0.072 R)
• M16: 12,833,104 km (0.118 R)
• M17: 13,371,207 km (0.093 R)
• M18: 14,760,373 km (0.08 R)
• M19: 15,629,387 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.9

Radius: 5.3

Gravity: 34.14 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.85 AU - 9.05 AU

Year: 16660 Days

Day: 24.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,354,972 km

• M1: 66,122 km (0.111 R)
• M2: 319,990 km (0.093 R)
• M3: 582,385 km (0.118 R)
• M4: 763,099 km (0.078 R)
• M5: 1,159,683 km (0.078 R)
• M6: 1,515,127 km (0.102 R)
• M7: 1,808,788 km (0.071 R)
• M8: 2,119,054 km (0.08 R)
• M9: 2,509,953 km (0.093 R)
• M10: 2,747,066 km (0.093 R)
• M11: 3,077,527 km (0.066 R)
• M12: 4,262,791 km (0.071 R)
• M13: 4,531,918 km (0.103 R)
• M14: 6,700,489 km (0.075 R)
• M15: 7,157,809 km (0.028 R)
• M16: 7,394,174 km (0.115 R)
• M17: 10,652,116 km (0.046 R)
• M18: 14,008,943 km (0.109 R)
• M19: 14,379,048 km (0.082 R)
• M20: 15,528,708 km (0.083 R)
• M21: 17,664,367 km (0.044 R)
• M22: 18,624,037 km (0.119 R)
• M23: 20,362,813 km (0.088 R)
• M24: 20,551,905 km (0.051 R)
• M25: 21,320,090 km (0.037 R)
• M26: 28,050,498 km (0.107 R)
• M27: 28,284,619 km (0.054 R)
• M28: 29,114,588 km (0.104 R)
• M29: 33,640,672 km (0.091 R)
• M30: 43,271,035 km (0.069 R)
• M31: 54,041,932 km (0.083 R)
• M32: 55,318,301 km (0.094 R)
• M33: 64,210,099 km (0.033 R)
• M34: 65,435,754 km (0.11 R)
• M35: 67,094,047 km (0.081 R)
• M36: 67,723,106 km (0.078 R)
• M37: 68,356,054 km (0.108 R)
• M38: 70,494,406 km (0.076 R)
• M39: 72,236,922 km (0.101 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: 201 - 17,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit