🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.5

Radius: 12.1

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.84 AU - 1.2 AU

Year: 665 Days

Day: 14.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,977,954 km

• M1: 170,242 km (0.036 R)
• M2: 627,862 km (0.116 R)
• M3: 1,301,950 km (0.105 R)
• M4: 2,185,774 km (0.103 R)
• M5: 2,658,055 km (0.058 R)
• M6: 3,051,049 km (0.092 R)
• M7: 3,889,844 km (0.11 R)
• M8: 4,271,618 km (0.104 R)
• M9: 5,504,005 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.8

Radius: 10

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.9 AU - 1.16 AU

Year: 675 Days

Day: 8.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,977,954 km

• M1: 124,316 km (0.083 R)
• M2: 508,782 km (0.116 R)
• M3: 943,514 km (0.109 R)
• M4: 1,394,551 km (0.031 R)
• M5: 2,030,492 km (0.094 R)
• M6: 2,558,124 km (0.093 R)
• M7: 3,056,135 km (0.117 R)
• M8: 3,916,622 km (0.106 R)
• M9: 4,673,886 km (0.099 R)
• M10: 5,046,086 km (0.1 R)
• M11: 5,473,188 km (0.1 R)
• M12: 5,850,324 km (0.09 R)
• M13: 6,225,815 km (0.111 R)
• M14: 6,637,209 km (0.08 R)
• M15: 6,962,734 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.9

Radius: 11.6

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.31 AU - 1.31 AU

Year: 968 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,977,954 km

• M1: 144,212 km (0.082 R)
• M2: 621,579 km (0.088 R)
• M3: 1,466,658 km (0.107 R)
• M4: 2,204,773 km (0.063 R)
• M5: 2,672,865 km (0.101 R)
• M6: 3,361,913 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676

Radius: 5.7

Gravity: 20.81 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.17 AU - 9.75 AU

Year: 15888 Days

Day: 23.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,977,954 km

• M1: 74,799 km (0.054 R)
• M2: 289,921 km (0.088 R)
• M3: 1,185,563 km (0.084 R)
• M4: 1,754,185 km (0.114 R)
• M5: 1,948,961 km (0.11 R)
• M6: 2,299,020 km (0.107 R)
• M7: 3,576,586 km (0.1 R)
• M8: 4,319,040 km (0.08 R)
• M9: 4,811,367 km (0.09 R)
• M10: 5,267,491 km (0.067 R)
• M11: 6,724,125 km (0.102 R)
• M12: 7,660,458 km (0.111 R)
• M13: 8,331,255 km (0.054 R)
• M14: 9,625,127 km (0.116 R)
• M15: 13,674,442 km (0.106 R)
• M16: 17,731,985 km (0.107 R)
• M17: 19,158,700 km (0.076 R)
• M18: 19,592,534 km (0.066 R)
• M19: 20,569,857 km (0.077 R)
• M20: 21,579,343 km (0.116 R)
• M21: 21,766,490 km (0.086 R)
• M22: 22,334,065 km (0.077 R)
• M23: 23,301,813 km (0.1 R)
• M24: 23,498,684 km (0.064 R)
• M25: 26,479,571 km (0.109 R)
• M26: 31,348,982 km (0.109 R)
• M27: 36,517,289 km (0.094 R)
• M28: 36,782,975 km (0.102 R)
• M29: 39,791,388 km (0.102 R)
• M30: 48,982,980 km (0.104 R)
• M31: 49,793,651 km (0.064 R)
• M32: 50,448,591 km (0.063 R)
• M33: 55,720,569 km (0.059 R)
• M34: 58,217,358 km (0.078 R)
• M35: 60,415,848 km (0.105 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 13,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit