🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.2

Radius: 14.6

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.64 AU - 0.84 AU

Year: 439 Days

Day: 9.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,163,321 km

• M1: 181,612 km (0.111 R)
• M2: 655,987 km (0.085 R)
• M3: 1,174,792 km (0.066 R)
• M4: 1,761,066 km (0.106 R)
• M5: 2,504,867 km (0.05 R)
• M6: 3,040,577 km (0.111 R)
• M7: 3,762,835 km (0.11 R)
• M8: 4,485,094 km (0.096 R)
• M9: 5,568,930 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.5

Radius: 8.9

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.12 AU - 1.18 AU

Year: 851 Days

Day: 7.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,163,321 km

• M1: 111,151 km (0.081 R)
• M2: 452,085 km (0.048 R)
• M3: 1,105,827 km (0.08 R)
• M4: 1,419,983 km (0.084 R)
• M5: 1,990,699 km (0.071 R)
• M6: 2,297,075 km (0.107 R)
• M7: 2,706,824 km (0.076 R)
• M8: 3,218,748 km (0.118 R)
• M9: 3,512,558 km (0.119 R)
• M10: 5,185,960 km (0.12 R)
• M11: 5,771,785 km (0.107 R)
• M12: 6,143,985 km (0.09 R)
• M13: 7,453,864 km (0.054 R)
• M14: 7,895,776 km (0.095 R)
• M15: 8,174,327 km (0.113 R)
• M16: 9,383,377 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.5

Radius: 10.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.41 AU - 1.61 AU

Year: 1281 Days

Day: 8.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,163,321 km

• M1: 133,142 km (0.077 R)
• M2: 499,058 km (0.085 R)
• M3: 881,879 km (0.113 R)
• M4: 1,513,033 km (0.116 R)
• M5: 1,972,598 km (0.068 R)
• M6: 3,163,397 km (0.112 R)
• M7: 3,773,457 km (0.115 R)
• M8: 5,302,347 km (0.08 R)
• M9: 5,800,957 km (0.104 R)
• M10: 6,782,019 km (0.12 R)
• M11: 7,773,105 km (0.048 R)
• M12: 8,240,748 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.4

Radius: 12.2

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.69 AU - 3.19 AU

Year: 3480 Days

Day: 14.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,163,321 km

• M1: 157,078 km (0.111 R)
• M2: 609,013 km (0.107 R)
• M3: 989,291 km (0.063 R)
• M4: 2,560,816 km (0.117 R)
• M5: 2,961,589 km (0.031 R)
• M6: 3,404,399 km (0.069 R)
• M7: 4,698,271 km (0.107 R)
• M8: 5,304,292 km (0.1 R)
• M9: 6,792,192 km (0.111 R)
• M10: 7,376,821 km (0.098 R)
• M11: 8,682,511 km (0.091 R)
• M12: 10,058,362 km (0.034 R)
• M13: 11,234,650 km (0.097 R)
• M14: 12,773,863 km (0.101 R)
• M15: 13,570,322 km (0.063 R)
• M16: 15,056,427 km (0.087 R)
• M17: 15,838,824 km (0.074 R)
• M18: 18,349,525 km (0.106 R)
• M19: 18,941,634 km (0.046 R)
• M20: 21,373,347 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.8

Radius: 12.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.99 AU - 3.57 AU

Year: 4100 Days

Day: 11 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,163,321 km

• M1: 153,637 km (0.091 R)
• M2: 689,347 km (0.056 R)
• M3: 1,194,240 km (0.073 R)
• M4: 1,576,762 km (0.1 R)
• M5: 2,106,188 km (0.108 R)
• M6: 2,601,507 km (0.034 R)
• M7: 3,312,695 km (0.12 R)
• M8: 4,530,721 km (0.086 R)
• M9: 6,889,281 km (0.091 R)
• M10: 7,673,922 km (0.044 R)
• M11: 8,483,695 km (0.093 R)
• M12: 8,926,804 km (0.096 R)
• M13: 12,003,883 km (0.09 R)
• M14: 13,050,170 km (0.111 R)
• M15: 14,538,819 km (0.091 R)
• M16: 17,248,784 km (0.081 R)
• M17: 18,751,495 km (0.1 R)
• M18: 19,505,468 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.6

Radius: 11.7

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.1 AU - 4.42 AU

Year: 5033 Days

Day: 8.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,163,321 km

• M1: 146,905 km (0.069 R)
• M2: 690,843 km (0.11 R)
• M3: 1,420,282 km (0.112 R)
• M4: 1,992,943 km (0.08 R)
• M5: 2,767,261 km (0.034 R)
• M6: 3,167,286 km (0.066 R)
• M7: 4,199,811 km (0.102 R)
• M8: 4,656,084 km (0.043 R)
• M9: 5,252,680 km (0.076 R)
• M10: 5,726,008 km (0.049 R)
• M11: 6,288,646 km (0.085 R)
• M12: 10,778,377 km (0.066 R)
• M13: 11,361,509 km (0.119 R)
• M14: 12,155,725 km (0.046 R)
• M15: 14,706,817 km (0.083 R)
• M16: 17,412,743 km (0.038 R)
• M17: 17,780,605 km (0.084 R)
• M18: 18,342,045 km (0.08 R)
• M19: 19,434,858 km (0.109 R)
• M20: 22,464,514 km (0.035 R)
• M21: 25,875,046 km (0.08 R)
• M22: 26,434,991 km (0.118 R)
• M23: 27,995,596 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 18,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit