🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.5

Radius: 14

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.84 AU - 1.04 AU

Year: 588 Days

Day: 14.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 63,145,866 km

• M1: 174,132 km (0.11 R)
• M2: 747,840 km (0.12 R)
• M3: 1,332,767 km (0.09 R)
• M4: 1,815,221 km (0.068 R)
• M5: 2,302,012 km (0.119 R)
• M6: 3,037,136 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519

Radius: 9.6

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.62 AU - 2.28 AU

Year: 1758 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,145,866 km

• M1: 119,379 km (0.118 R)
• M2: 621,430 km (0.109 R)
• M3: 1,002,605 km (0.05 R)
• M4: 1,651,261 km (0.081 R)
• M5: 2,120,550 km (0.118 R)
• M6: 2,983,131 km (0.095 R)
• M7: 4,469,984 km (0.112 R)
• M8: 5,005,694 km (0.071 R)
• M9: 5,539,460 km (0.095 R)
• M10: 5,854,662 km (0.052 R)
• M11: 6,447,519 km (0.099 R)
• M12: 7,001,928 km (0.097 R)
• M13: 7,670,182 km (0.101 R)
• M14: 8,497,757 km (0.077 R)
• M15: 9,009,981 km (0.039 R)
• M16: 9,383,826 km (0.07 R)
• M17: 12,719,858 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.6

Radius: 11.9

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.82 AU - 3 AU

Year: 2416 Days

Day: 6.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,145,866 km

• M1: 168,447 km (0.114 R)
• M2: 549,623 km (0.08 R)
• M3: 1,056,610 km (0.088 R)
• M4: 2,191,758 km (0.056 R)
• M5: 2,635,316 km (0.116 R)
• M6: 3,649,889 km (0.047 R)
• M7: 4,278,050 km (0.12 R)
• M8: 5,500,863 km (0.036 R)
• M9: 6,410,119 km (0.054 R)
• M10: 8,426,698 km (0.11 R)
• M11: 8,862,327 km (0.067 R)
• M12: 9,454,735 km (0.111 R)
• M13: 10,260,320 km (0.079 R)
• M14: 13,993,834 km (0.095 R)
• M15: 14,846,093 km (0.095 R)
• M16: 15,235,795 km (0.062 R)
• M17: 19,058,170 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.9

Radius: 11.1

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.39 AU - 3.37 AU

Year: 3156 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,145,866 km

• M1: 138,079 km (0.061 R)
• M2: 509,830 km (0.12 R)
• M3: 1,772,585 km (0.091 R)
• M4: 2,165,429 km (0.1 R)
• M5: 2,934,512 km (0.116 R)
• M6: 4,225,242 km (0.025 R)
• M7: 5,532,129 km (0.078 R)
• M8: 7,818,284 km (0.118 R)
• M9: 9,420,178 km (0.063 R)
• M10: 11,852,639 km (0.08 R)
• M11: 12,264,333 km (0.112 R)
• M12: 13,756,571 km (0.087 R)
• M13: 14,417,046 km (0.107 R)
• M14: 15,312,539 km (0.119 R)
• M15: 15,801,425 km (0.102 R)
• M16: 16,356,732 km (0.068 R)
• M17: 19,902,650 km (0.05 R)
• M18: 21,012,517 km (0.071 R)
• M19: 22,509,543 km (0.082 R)
• M20: 23,426,727 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.9

Radius: 5.4

Gravity: 30.41 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.25 AU - 7.77 AU

Year: 13288 Days

Day: 25 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,145,866 km

• M1: 67,169 km (0.09 R)
• M2: 251,624 km (0.119 R)
• M3: 493,075 km (0.037 R)
• M4: 766,689 km (0.078 R)
• M5: 1,201,570 km (0.107 R)
• M6: 2,057,569 km (0.108 R)
• M7: 3,109,392 km (0.096 R)
• M8: 3,638,819 km (0.067 R)
• M9: 3,925,299 km (0.043 R)
• M10: 4,257,555 km (0.108 R)
• M11: 4,807,627 km (0.082 R)
• M12: 5,625,778 km (0.1 R)
• M13: 5,853,615 km (0.113 R)
• M14: 6,206,965 km (0.052 R)
• M15: 6,450,361 km (0.071 R)
• M16: 8,683,109 km (0.092 R)
• M17: 8,987,840 km (0.102 R)
• M18: 9,672,400 km (0.082 R)
• M19: 10,278,271 km (0.096 R)
• M20: 13,354,303 km (0.111 R)
• M21: 13,897,493 km (0.088 R)
• M22: 14,811,536 km (0.042 R)
• M23: 15,028,004 km (0.061 R)
• M24: 16,914,882 km (0.089 R)
• M25: 17,550,523 km (0.07 R)
• M26: 18,119,743 km (0.085 R)
• M27: 20,789,018 km (0.112 R)
• M28: 22,264,352 km (0.076 R)
• M29: 23,611,182 km (0.113 R)
• M30: 26,466,107 km (0.089 R)
• M31: 26,785,050 km (0.092 R)
• M32: 26,999,125 km (0.053 R)
• M33: 32,606,352 km (0.09 R)
• M34: 34,846,730 km (0.118 R)
• M35: 50,641,422 km (0.099 R)
• M36: 53,131,030 km (0.073 R)
• M37: 53,808,409 km (0.073 R)
• M38: 55,353,606 km (0.092 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 17,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit