🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.7

Radius: 15

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.61 AU - 0.73 AU

Year: 366 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,837,678 km

• M1: 186,549 km (0.092 R)
• M2: 694,733 km (0.039 R)
• M3: 1,306,139 km (0.112 R)
• M4: 2,182,783 km (0.065 R)
• M5: 3,046,112 km (0.087 R)
• M6: 3,591,396 km (0.083 R)
• M7: 4,289,420 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279

Radius: 13.1

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.86 AU - 0.98 AU

Year: 588 Days

Day: 10.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,837,678 km

• M1: 162,912 km (0.067 R)
• M2: 577,298 km (0.058 R)
• M3: 1,098,048 km (0.106 R)
• M4: 1,614,311 km (0.059 R)
• M5: 2,344,348 km (0.047 R)
• M6: 2,752,451 km (0.082 R)
• M7: 3,274,548 km (0.074 R)
• M8: 3,937,566 km (0.098 R)
• M9: 4,674,485 km (0.109 R)
• M10: 5,205,258 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.2

Radius: 9.4

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.85 AU - 1.03 AU

Year: 608 Days

Day: 14.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,837,678 km

• M1: 137,331 km (0.107 R)
• M2: 588,069 km (0.084 R)
• M3: 1,448,407 km (0.102 R)
• M4: 2,478,089 km (0.117 R)
• M5: 3,085,755 km (0.116 R)
• M6: 3,442,097 km (0.077 R)
• M7: 4,475,370 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.1

Radius: 11.4

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.95 AU - 1.01 AU

Year: 647 Days

Day: 11.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 22,837,678 km

• M1: 141,819 km (0.072 R)
• M2: 557,102 km (0.098 R)
• M3: 1,198,877 km (0.111 R)
• M4: 2,410,470 km (0.096 R)
• M5: 2,852,682 km (0.096 R)
• M6: 3,476,206 km (0.109 R)
• M7: 4,135,484 km (0.087 R)
• M8: 4,516,360 km (0.113 R)
• M9: 5,271,231 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.4

Radius: 10.7

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.91 AU - 1.11 AU

Year: 677 Days

Day: 7.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,837,678 km

• M1: 133,292 km (0.054 R)
• M2: 487,091 km (0.082 R)
• M3: 878,887 km (0.071 R)
• M4: 1,257,669 km (0.109 R)
• M5: 1,721,871 km (0.097 R)
• M6: 2,228,859 km (0.065 R)
• M7: 2,763,970 km (0.104 R)
• M8: 3,449,876 km (0.106 R)
• M9: 3,783,181 km (0.077 R)
• M10: 4,199,511 km (0.11 R)
• M11: 4,864,175 km (0.106 R)
• M12: 5,249,090 km (0.113 R)
• M13: 5,597,803 km (0.116 R)
• M14: 7,150,928 km (0.085 R)
• M15: 7,626,649 km (0.11 R)
• M16: 8,075,143 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.2

Radius: 11.7

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.02 AU - 1.44 AU

Year: 910 Days

Day: 7.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,837,678 km

• M1: 145,559 km (0.09 R)
• M2: 540,497 km (0.086 R)
• M3: 1,267,094 km (0.108 R)
• M4: 1,807,441 km (0.057 R)
• M5: 2,270,148 km (0.073 R)
• M6: 2,742,279 km (0.06 R)
• M7: 3,279,784 km (0.057 R)
• M8: 3,886,702 km (0.096 R)
• M9: 4,358,235 km (0.084 R)
• M10: 4,782,943 km (0.099 R)
• M11: 5,621,589 km (0.112 R)
• M12: 6,639,752 km (0.1 R)
• M13: 7,918,664 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.8

Radius: 8.2

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.31 AU - 3.83 AU

Year: 3587 Days

Day: 7.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 22,837,678 km

• M1: 102,325 km (0.107 R)
• M2: 371,452 km (0.079 R)
• M3: 896,989 km (0.064 R)
• M4: 1,180,477 km (0.052 R)
• M5: 1,557,015 km (0.044 R)
• M6: 1,960,480 km (0.109 R)
• M7: 2,793,291 km (0.112 R)
• M8: 3,603,065 km (0.044 R)
• M9: 4,224,494 km (0.119 R)
• M10: 5,759,967 km (0.091 R)
• M11: 6,970,662 km (0.111 R)
• M12: 7,473,910 km (0.101 R)
• M13: 8,946,551 km (0.108 R)
• M14: 10,280,665 km (0.054 R)
• M15: 11,058,125 km (0.106 R)
• M16: 12,455,220 km (0.081 R)
• M17: 14,613,618 km (0.114 R)
• M18: 15,542,920 km (0.112 R)
• M19: 16,898,276 km (0.058 R)
• M20: 17,404,964 km (0.081 R)
• M21: 17,863,781 km (0.11 R)
• M22: 18,626,580 km (0.118 R)
• M23: 19,656,562 km (0.093 R)
• M24: 20,091,592 km (0.095 R)
• M25: 20,980,802 km (0.086 R)
• M26: 22,162,476 km (0.083 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 15,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit