🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.5

Radius: 14.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.42 AU - 0.6 AU

Year: 247 Days

Day: 7.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,134,785 km

• M1: 176,675 km (0.072 R)
• M2: 791,223 km (0.108 R)
• M3: 1,516,474 km (0.094 R)
• M4: 2,496,938 km (0.07 R)
• M5: 2,967,573 km (0.117 R)
• M6: 3,763,733 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.8

Radius: 11.9

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.7 AU - 0.7 AU

Year: 397 Days

Day: 5.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,134,785 km

• M1: 148,102 km (0.087 R)
• M2: 590,313 km (0.11 R)
• M3: 1,200,074 km (0.088 R)
• M4: 1,630,318 km (0.1 R)
• M5: 2,215,844 km (0.117 R)
• M6: 2,782,221 km (0.102 R)
• M7: 3,396,470 km (0.046 R)
• M8: 3,799,487 km (0.098 R)
• M9: 4,386,958 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.3

Radius: 10.2

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.08 AU - 3.26 AU

Year: 2959 Days

Day: 8 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,134,785 km

• M1: 126,859 km (0.081 R)
• M2: 458,966 km (0.119 R)
• M3: 866,321 km (0.117 R)
• M4: 1,184,217 km (0.111 R)
• M5: 1,571,226 km (0.103 R)
• M6: 2,029,445 km (0.088 R)
• M7: 2,483,175 km (0.096 R)
• M8: 3,073,937 km (0.111 R)
• M9: 3,655,574 km (0.095 R)
• M10: 4,220,605 km (0.049 R)
• M11: 5,578,205 km (0.094 R)
• M12: 6,127,529 km (0.115 R)
• M13: 6,956,899 km (0.118 R)
• M14: 7,398,811 km (0.059 R)
• M15: 7,725,832 km (0.112 R)
• M16: 9,057,852 km (0.105 R)
• M17: 10,013,932 km (0.059 R)
• M18: 11,377,217 km (0.092 R)
• M19: 12,907,454 km (0.11 R)
• M20: 14,929,718 km (0.105 R)
• M21: 16,371,542 km (0.056 R)
• M22: 17,268,681 km (0.081 R)
• M23: 17,962,815 km (0.116 R)
• M24: 20,732,171 km (0.049 R)
• M25: 22,252,234 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732

Radius: 13.4

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.89 AU - 3.85 AU

Year: 4196 Days

Day: 5.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,134,785 km

• M1: 166,652 km (0.097 R)
• M2: 1,103,733 km (0.058 R)
• M3: 1,538,315 km (0.114 R)
• M4: 2,160,492 km (0.103 R)
• M5: 2,621,254 km (0.06 R)
• M6: 3,242,683 km (0.035 R)
• M7: 3,830,753 km (0.039 R)
• M8: 4,277,153 km (0.103 R)
• M9: 5,275,719 km (0.089 R)
• M10: 6,895,714 km (0.108 R)
• M11: 8,304,028 km (0.117 R)
• M12: 8,902,868 km (0.111 R)
• M13: 9,410,454 km (0.072 R)
• M14: 11,229,115 km (0.069 R)
• M15: 12,056,092 km (0.108 R)
• M16: 12,484,690 km (0.082 R)
• M17: 17,896,692 km (0.083 R)
• M18: 18,833,923 km (0.065 R)
• M19: 20,267,669 km (0.081 R)
• M20: 21,702,911 km (0.057 R)
• M21: 22,338,403 km (0.088 R)
• M22: 25,469,486 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.29 AU - 3.67 AU

Year: 4403 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,134,785 km

• M1: 100,081 km (0.096 R)
• M2: 367,562 km (0.103 R)
• M3: 1,098,048 km (0.084 R)
• M4: 1,622,389 km (0.053 R)
• M5: 2,220,032 km (0.102 R)
• M6: 2,556,777 km (0.113 R)
• M7: 3,044,167 km (0.072 R)
• M8: 3,302,523 km (0.098 R)
• M9: 3,863,664 km (0.045 R)
• M10: 4,986,546 km (0.094 R)
• M11: 6,659,349 km (0.11 R)
• M12: 7,887,997 km (0.108 R)
• M13: 8,736,516 km (0.072 R)
• M14: 10,997,987 km (0.087 R)
• M15: 12,093,193 km (0.036 R)
• M16: 13,259,308 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.1

Radius: 3.1

Gravity: 67.34 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 6.32 AU - 8.8 AU

Year: 14099 Days

Day: 24.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 59,134,785 km

• M1: 38,895 km (0.087 R)
• M2: 193,879 km (0.105 R)
• M3: 729,738 km (0.084 R)
• M4: 950,844 km (0.094 R)
• M5: 1,993,242 km (0.118 R)
• M6: 2,381,897 km (0.115 R)
• M7: 2,486,466 km (0.08 R)
• M8: 3,031,900 km (0.066 R)
• M9: 3,130,036 km (0.065 R)
• M10: 3,410,981 km (0.03 R)
• M11: 3,736,207 km (0.094 R)
• M12: 3,993,515 km (0.026 R)
• M13: 4,416,877 km (0.072 R)
• M14: 4,769,928 km (0.078 R)
• M15: 5,072,565 km (0.069 R)
• M16: 6,371,972 km (0.094 R)
• M17: 7,162,896 km (0.1 R)
• M18: 8,204,994 km (0.094 R)
• M19: 9,395,943 km (0.111 R)
• M20: 9,710,697 km (0.06 R)
• M21: 10,925,282 km (0.12 R)
• M22: 11,040,472 km (0.055 R)
• M23: 11,991,466 km (0.113 R)
• M24: 12,867,212 km (0.032 R)
• M25: 14,191,153 km (0.106 R)
• M26: 14,535,677 km (0.101 R)
• M27: 15,385,543 km (0.104 R)
• M28: 16,118,572 km (0.072 R)
• M29: 19,706,528 km (0.112 R)
• M30: 23,312,584 km (0.098 R)
• M31: 25,471,730 km (0.042 R)
• M32: 25,776,162 km (0.077 R)
• M33: 29,175,325 km (0.104 R)
• M34: 32,029,951 km (0.113 R)
• M35: 32,503,279 km (0.032 R)
• M36: 35,821,061 km (0.094 R)
• M37: 39,764,311 km (0.074 R)
• M38: 46,056,098 km (0.104 R)
• M39: 47,419,832 km (0.102 R)
• M40: 51,187,754 km (0.116 R)
• M41: 53,641,159 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 17,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit