🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.7

Radius: 8.4

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.87 AU - 1.07 AU

Year: 617 Days

Day: 13.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,208,412 km

• M1: 104,569 km (0.089 R)
• M2: 408,851 km (0.086 R)
• M3: 918,531 km (0.115 R)
• M4: 1,270,535 km (0.03 R)
• M5: 1,623,885 km (0.103 R)
• M6: 1,988,006 km (0.08 R)
• M7: 2,252,046 km (0.104 R)
• M8: 2,530,747 km (0.118 R)
• M9: 3,682,352 km (0.119 R)
• M10: 4,302,285 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.4

Radius: 12.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.02 AU - 1.08 AU

Year: 695 Days

Day: 9.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 108.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,208,412 km

• M1: 153,039 km (0.067 R)
• M2: 556,953 km (0.03 R)
• M3: 1,056,011 km (0.09 R)
• M4: 1,509,742 km (0.069 R)
• M5: 1,918,892 km (0.107 R)
• M6: 2,773,844 km (0.095 R)
• M7: 3,195,111 km (0.106 R)
• M8: 3,595,585 km (0.073 R)
• M9: 4,295,703 km (0.108 R)
• M10: 4,973,232 km (0.113 R)
• M11: 5,446,709 km (0.085 R)
• M12: 5,968,207 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.7

Radius: 10.3

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.72 AU - 2.6 AU

Year: 2050 Days

Day: 6.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,208,412 km

• M1: 128,056 km (0.088 R)
• M2: 735,274 km (0.116 R)
• M3: 1,098,348 km (0.045 R)
• M4: 1,633,310 km (0.06 R)
• M5: 2,085,694 km (0.079 R)
• M6: 2,455,051 km (0.036 R)
• M7: 2,838,171 km (0.067 R)
• M8: 3,708,082 km (0.052 R)
• M9: 4,060,385 km (0.1 R)
• M10: 4,537,303 km (0.102 R)
• M11: 5,299,654 km (0.1 R)
• M12: 5,845,686 km (0.048 R)
• M13: 6,507,807 km (0.119 R)
• M14: 7,652,529 km (0.074 R)
• M15: 8,319,586 km (0.11 R)
• M16: 8,764,042 km (0.119 R)
• M17: 9,494,378 km (0.086 R)
• M18: 10,121,642 km (0.107 R)
• M19: 10,925,731 km (0.095 R)
• M20: 12,619,328 km (0.045 R)
• M21: 13,507,341 km (0.079 R)
• M22: 13,988,747 km (0.096 R)
• M23: 15,836,580 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.5

Radius: 6.6

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.86 AU - 6.76 AU

Year: 10234 Days

Day: 23 Hours

Environment

Temp: -225 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,208,412 km

• M1: 82,428 km (0.086 R)
• M2: 406,607 km (0.108 R)
• M3: 1,010,833 km (0.092 R)
• M4: 1,734,288 km (0.074 R)
• M5: 2,739,735 km (0.104 R)
• M6: 3,379,416 km (0.112 R)
• M7: 5,691,900 km (0.098 R)
• M8: 7,151,975 km (0.11 R)
• M9: 7,884,107 km (0.059 R)
• M10: 10,329,883 km (0.046 R)
• M11: 10,842,255 km (0.045 R)
• M12: 19,129,080 km (0.098 R)
• M13: 21,179,468 km (0.109 R)
• M14: 28,999,846 km (0.101 R)
• M15: 30,018,010 km (0.12 R)
• M16: 30,431,797 km (0.092 R)
• M17: 31,803,161 km (0.069 R)
• M18: 34,442,217 km (0.079 R)
• M19: 35,353,418 km (0.105 R)
• M20: 39,282,306 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.3

Radius: 3.5

Gravity: 49.74 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.44 AU - 10.06 AU

Year: 15300 Days

Day: 24.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,208,412 km

• M1: 43,533 km (0.06 R)
• M2: 190,737 km (0.083 R)
• M3: 303,534 km (0.039 R)
• M4: 418,425 km (0.084 R)
• M5: 626,366 km (0.07 R)
• M6: 910,453 km (0.029 R)
• M7: 1,830,629 km (0.096 R)
• M8: 2,010,446 km (0.096 R)
• M9: 2,182,184 km (0.117 R)
• M10: 2,577,123 km (0.086 R)
• M11: 2,849,989 km (0.114 R)
• M12: 2,969,219 km (0.093 R)
• M13: 3,166,837 km (0.039 R)
• M14: 3,813,100 km (0.056 R)
• M15: 4,046,772 km (0.063 R)
• M16: 4,383,666 km (0.116 R)
• M17: 5,843,143 km (0.088 R)
• M18: 5,997,079 km (0.086 R)
• M19: 6,313,180 km (0.056 R)
• M20: 8,495,813 km (0.108 R)
• M21: 15,557,131 km (0.05 R)
• M22: 17,949,800 km (0.072 R)
• M23: 18,193,644 km (0.064 R)
• M24: 18,771,092 km (0.042 R)
• M25: 20,399,914 km (0.104 R)
• M26: 21,475,822 km (0.101 R)
• M27: 22,494,882 km (0.109 R)
• M28: 22,778,221 km (0.079 R)
• M29: 28,957,959 km (0.118 R)
• M30: 30,085,777 km (0.116 R)
• M31: 44,930,673 km (0.055 R)
• M32: 47,516,772 km (0.044 R)
• M33: 56,386,579 km (0.11 R)
• M34: 56,560,561 km (0.115 R)
• M35: 60,659,543 km (0.096 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 19,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit