🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 11.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.47 AU - 0.73 AU

Year: 315 Days

Day: 9.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,340,150 km

• M1: 141,819 km (0.051 R)
• M2: 537,655 km (0.109 R)
• M3: 1,162,375 km (0.082 R)
• M4: 1,547,590 km (0.062 R)
• M5: 2,026,602 km (0.113 R)
• M6: 2,603,601 km (0.069 R)
• M7: 3,187,482 km (0.083 R)
• M8: 3,613,088 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.1

Radius: 10.3

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.58 AU - 0.9 AU

Year: 432 Days

Day: 9.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,340,150 km

• M1: 130,749 km (0.091 R)
• M2: 484,248 km (0.084 R)
• M3: 977,323 km (0.111 R)
• M4: 1,390,961 km (0.074 R)
• M5: 1,745,957 km (0.106 R)
• M6: 2,090,929 km (0.078 R)
• M7: 2,612,577 km (0.108 R)
• M8: 3,207,378 km (0.116 R)
• M9: 4,238,108 km (0.107 R)
• M10: 4,576,348 km (0.111 R)
• M11: 5,754,132 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.3

Radius: 10.4

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.6 AU - 0.94 AU

Year: 458 Days

Day: 7 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,340,150 km

• M1: 129,701 km (0.095 R)
• M2: 495,618 km (0.062 R)
• M3: 918,980 km (0.104 R)
• M4: 1,268,141 km (0.08 R)
• M5: 1,659,788 km (0.069 R)
• M6: 2,035,129 km (0.115 R)
• M7: 2,459,389 km (0.08 R)
• M8: 3,004,823 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.4

Radius: 10.9

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.13 AU - 1.25 AU

Year: 880 Days

Day: 5.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,340,150 km

• M1: 138,079 km (0.117 R)
• M2: 489,185 km (0.112 R)
• M3: 923,916 km (0.111 R)
• M4: 1,602,193 km (0.116 R)
• M5: 1,985,164 km (0.076 R)
• M6: 2,407,329 km (0.073 R)
• M7: 3,534,848 km (0.084 R)
• M8: 4,128,004 km (0.12 R)
• M9: 4,491,227 km (0.117 R)
• M10: 5,150,804 km (0.035 R)
• M11: 5,572,670 km (0.084 R)
• M12: 6,185,423 km (0.028 R)
• M13: 7,989,873 km (0.055 R)
• M14: 9,122,927 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.2

Radius: 11.4

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.43 AU - 2.37 AU

Year: 1776 Days

Day: 6.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,340,150 km

• M1: 141,819 km (0.085 R)
• M2: 583,731 km (0.06 R)
• M3: 955,332 km (0.114 R)
• M4: 1,464,264 km (0.109 R)
• M5: 1,915,601 km (0.035 R)
• M6: 2,499,930 km (0.084 R)
• M7: 3,136,020 km (0.094 R)
• M8: 4,710,388 km (0.091 R)
• M9: 6,128,277 km (0.072 R)
• M10: 6,650,074 km (0.119 R)
• M11: 7,032,745 km (0.115 R)
• M12: 8,024,131 km (0.083 R)
• M13: 8,617,436 km (0.047 R)
• M14: 9,408,360 km (0.059 R)
• M15: 10,870,978 km (0.1 R)
• M16: 11,637,069 km (0.099 R)
• M17: 14,331,925 km (0.119 R)
• M18: 15,584,657 km (0.084 R)
• M19: 16,066,662 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.8

Radius: 11.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.47 AU - 2.79 AU

Year: 2893 Days

Day: 10.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,340,150 km

• M1: 144,212 km (0.083 R)
• M2: 783,294 km (0.079 R)
• M3: 1,402,181 km (0.107 R)
• M4: 2,303,508 km (0.074 R)
• M5: 4,351,054 km (0.073 R)
• M6: 5,153,647 km (0.09 R)
• M7: 8,188,090 km (0.052 R)
• M8: 8,754,318 km (0.116 R)
• M9: 12,992,725 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.2

Radius: 12.2

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.67 AU - 3.67 AU

Year: 4769 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,340,150 km

• M1: 151,692 km (0.107 R)
• M2: 574,755 km (0.068 R)
• M3: 1,405,771 km (0.068 R)
• M4: 2,046,499 km (0.068 R)
• M5: 2,764,868 km (0.082 R)
• M6: 3,305,365 km (0.063 R)
• M7: 3,846,610 km (0.077 R)
• M8: 4,321,882 km (0.109 R)
• M9: 4,782,943 km (0.091 R)
• M10: 5,305,189 km (0.113 R)
• M11: 5,774,328 km (0.035 R)
• M12: 6,897,958 km (0.114 R)
• M13: 7,602,564 km (0.118 R)
• M14: 9,321,892 km (0.105 R)
• M15: 11,004,120 km (0.074 R)
• M16: 15,368,189 km (0.112 R)
• M17: 16,694,075 km (0.077 R)
• M18: 19,849,693 km (0.093 R)
• M19: 25,544,884 km (0.112 R)
• M20: 27,057,916 km (0.086 R)
• M21: 28,452,318 km (0.096 R)
• M22: 30,447,206 km (0.079 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: 530 - 11,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit