🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.5

Radius: 11

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.5 AU - 0.78 AU

Year: 341 Days

Day: 8.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 32,766,756 km

• M1: 136,882 km (0.079 R)
• M2: 508,334 km (0.093 R)
• M3: 1,137,093 km (0.049 R)
• M4: 1,823,598 km (0.12 R)
• M5: 2,358,560 km (0.039 R)
• M6: 3,236,700 km (0.068 R)
• M7: 4,113,792 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.5

Radius: 8.5

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.88 AU - 1.46 AU

Year: 844 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,766,756 km

• M1: 105,766 km (0.102 R)
• M2: 523,443 km (0.066 R)
• M3: 1,132,905 km (0.103 R)
• M4: 1,427,912 km (0.07 R)
• M5: 1,924,876 km (0.094 R)
• M6: 2,787,008 km (0.118 R)
• M7: 3,058,379 km (0.066 R)
• M8: 3,462,443 km (0.103 R)
• M9: 4,209,385 km (0.097 R)
• M10: 4,638,880 km (0.113 R)
• M11: 5,059,550 km (0.112 R)
• M12: 5,426,214 km (0.07 R)
• M13: 6,148,024 km (0.117 R)
• M14: 6,454,101 km (0.066 R)
• M15: 7,026,014 km (0.083 R)
• M16: 7,433,817 km (0.034 R)
• M17: 7,731,218 km (0.114 R)
• M18: 9,197,427 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.1

Radius: 11.3

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.2 AU - 1.8 AU

Year: 1225 Days

Day: 13.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,766,756 km

• M1: 140,472 km (0.12 R)
• M2: 534,364 km (0.103 R)
• M3: 1,205,759 km (0.095 R)
• M4: 2,116,959 km (0.103 R)
• M5: 2,525,062 km (0.068 R)
• M6: 4,531,020 km (0.046 R)
• M7: 5,050,424 km (0.096 R)
• M8: 5,662,130 km (0.101 R)
• M9: 6,022,810 km (0.098 R)
• M10: 6,573,480 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.6

Radius: 13.2

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.66 AU - 3.46 AU

Year: 3570 Days

Day: 9.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,766,756 km

• M1: 164,408 km (0.117 R)
• M2: 653,443 km (0.089 R)
• M3: 1,330,374 km (0.101 R)
• M4: 2,029,594 km (0.069 R)
• M5: 3,371,936 km (0.108 R)
• M6: 3,903,308 km (0.05 R)
• M7: 4,634,093 km (0.054 R)
• M8: 5,563,246 km (0.093 R)
• M9: 6,043,604 km (0.081 R)
• M10: 7,317,281 km (0.117 R)
• M11: 10,645,085 km (0.079 R)
• M12: 11,299,127 km (0.061 R)
• M13: 11,933,422 km (0.119 R)
• M14: 13,826,733 km (0.079 R)
• M15: 14,553,030 km (0.075 R)
• M16: 15,523,921 km (0.11 R)
• M17: 16,138,319 km (0.111 R)
• M18: 16,826,918 km (0.099 R)
• M19: 20,768,523 km (0.108 R)
• M20: 21,514,867 km (0.078 R)
• M21: 22,774,481 km (0.117 R)
• M22: 23,787,857 km (0.072 R)
• M23: 24,982,545 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.3

Radius: 14.9

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.97 AU - 3.57 AU

Year: 3943 Days

Day: 11.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,766,756 km

• M1: 185,651 km (0.112 R)
• M2: 677,978 km (0.098 R)
• M3: 1,341,743 km (0.058 R)
• M4: 1,820,905 km (0.08 R)
• M5: 2,285,107 km (0.096 R)
• M6: 2,799,874 km (0.03 R)
• M7: 3,307,609 km (0.097 R)
• M8: 4,554,358 km (0.09 R)
• M9: 5,595,260 km (0.086 R)
• M10: 6,356,264 km (0.028 R)
• M11: 12,124,459 km (0.112 R)
• M12: 13,401,127 km (0.057 R)
• M13: 14,439,336 km (0.075 R)
• M14: 16,675,824 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.1

Radius: 11.2

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.58 AU - 4.28 AU

Year: 4236 Days

Day: 12.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,766,756 km

• M1: 139,874 km (0.088 R)
• M2: 606,919 km (0.119 R)
• M3: 1,101,040 km (0.114 R)
• M4: 1,987,707 km (0.035 R)
• M5: 3,356,228 km (0.07 R)
• M6: 4,117,981 km (0.066 R)
• M7: 5,221,564 km (0.105 R)
• M8: 6,012,638 km (0.102 R)
• M9: 9,170,649 km (0.096 R)
• M10: 11,790,407 km (0.093 R)
• M11: 12,201,651 km (0.104 R)
• M12: 12,717,165 km (0.076 R)
• M13: 13,443,613 km (0.079 R)
• M14: 14,300,060 km (0.062 R)
• M15: 15,625,198 km (0.09 R)
• M16: 16,742,844 km (0.092 R)
• M17: 17,912,999 km (0.114 R)
• M18: 18,887,778 km (0.1 R)
• M19: 20,350,696 km (0.079 R)
• M20: 22,370,267 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160

Radius: 3.4

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.6 AU - 6.9 AU

Year: 11695 Days

Day: 21.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,766,756 km

• M1: 42,486 km (0.032 R)
• M2: 390,750 km (0.119 R)
• M3: 529,427 km (0.115 R)
• M4: 760,705 km (0.094 R)
• M5: 1,620,594 km (0.097 R)
• M6: 2,984,777 km (0.12 R)
• M7: 6,295,976 km (0.075 R)
• M8: 7,397,316 km (0.114 R)
• M9: 8,661,118 km (0.119 R)
• M10: 9,884,530 km (0.095 R)
• M11: 12,983,001 km (0.085 R)
• M12: 15,751,609 km (0.082 R)
• M13: 20,711,975 km (0.105 R)
• M14: 23,189,914 km (0.105 R)
• M15: 24,947,240 km (0.051 R)
• M16: 27,309,540 km (0.09 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 16,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit