🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.7

Radius: 12

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.52 AU - 0.8 AU

Year: 358 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,330,582 km

• M1: 149,299 km (0.092 R)
• M2: 644,916 km (0.052 R)
• M3: 1,117,197 km (0.105 R)
• M4: 1,671,307 km (0.053 R)
• M5: 2,169,319 km (0.03 R)
• M6: 2,959,495 km (0.113 R)
• M7: 3,598,876 km (0.113 R)
• M8: 4,287,774 km (0.065 R)
• M9: 4,912,644 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948

Radius: 10.4

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.33 AU - 1.73 AU

Year: 1262 Days

Day: 9.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,330,582 km

• M1: 129,402 km (0.108 R)
• M2: 454,030 km (0.111 R)
• M3: 974,780 km (0.09 R)
• M4: 1,366,577 km (0.07 R)
• M5: 2,099,756 km (0.074 R)
• M6: 2,794,039 km (0.103 R)
• M7: 3,240,589 km (0.094 R)
• M8: 3,818,486 km (0.039 R)
• M9: 4,734,025 km (0.081 R)
• M10: 5,159,631 km (0.119 R)
• M11: 5,834,915 km (0.099 R)
• M12: 6,592,629 km (0.086 R)
• M13: 7,308,155 km (0.112 R)
• M14: 7,767,421 km (0.067 R)
• M15: 8,684,306 km (0.09 R)
• M16: 9,481,064 km (0.071 R)
• M17: 10,527,651 km (0.076 R)
• M18: 11,613,432 km (0.093 R)
• M19: 12,465,991 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.4

Radius: 8.4

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.69 AU - 2.35 AU

Year: 1915 Days

Day: 7.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,330,582 km

• M1: 104,419 km (0.065 R)
• M2: 419,323 km (0.06 R)
• M3: 709,393 km (0.09 R)
• M4: 984,653 km (0.081 R)
• M5: 1,389,016 km (0.095 R)
• M6: 1,658,442 km (0.08 R)
• M7: 2,247,558 km (0.095 R)
• M8: 2,726,272 km (0.084 R)
• M9: 3,241,935 km (0.108 R)
• M10: 5,732,890 km (0.111 R)
• M11: 6,180,486 km (0.089 R)
• M12: 7,273,299 km (0.096 R)
• M13: 7,744,532 km (0.113 R)
• M14: 9,101,534 km (0.029 R)
• M15: 11,217,148 km (0.097 R)
• M16: 11,775,596 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.8

Radius: 14.8

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.38 AU - 3.58 AU

Year: 3430 Days

Day: 9 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,330,582 km

• M1: 184,305 km (0.085 R)
• M2: 827,127 km (0.06 R)
• M3: 1,291,628 km (0.087 R)
• M4: 2,026,154 km (0.091 R)
• M5: 2,751,105 km (0.08 R)
• M6: 3,381,809 km (0.078 R)
• M7: 4,748,685 km (0.113 R)
• M8: 5,253,578 km (0.095 R)
• M9: 8,004,982 km (0.105 R)
• M10: 8,514,213 km (0.107 R)
• M11: 9,153,894 km (0.074 R)
• M12: 11,995,505 km (0.044 R)
• M13: 12,754,864 km (0.112 R)
• M14: 14,568,589 km (0.114 R)
• M15: 15,589,594 km (0.109 R)
• M16: 16,712,476 km (0.051 R)
• M17: 20,094,435 km (0.115 R)
• M18: 21,038,397 km (0.095 R)
• M19: 21,683,912 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.4

Radius: 13.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.06 AU - 4.3 AU

Year: 5699 Days

Day: 8.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,330,582 km

• M1: 163,959 km (0.027 R)
• M2: 593,305 km (0.068 R)
• M3: 1,250,788 km (0.094 R)
• M4: 1,732,194 km (0.08 R)
• M5: 2,185,326 km (0.112 R)
• M6: 3,277,241 km (0.068 R)
• M7: 4,332,205 km (0.061 R)
• M8: 5,208,250 km (0.047 R)
• M9: 6,168,369 km (0.097 R)
• M10: 6,609,982 km (0.115 R)
• M11: 9,064,285 km (0.119 R)
• M12: 9,931,803 km (0.107 R)
• M13: 11,219,840 km (0.073 R)
• M14: 13,278,905 km (0.056 R)
• M15: 15,694,761 km (0.099 R)
• M16: 16,401,611 km (0.114 R)
• M17: 18,454,992 km (0.093 R)
• M18: 20,814,749 km (0.104 R)
• M19: 21,885,271 km (0.063 R)
• M20: 24,998,403 km (0.087 R)
• M21: 29,534,360 km (0.054 R)
• M22: 30,159,828 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.5

Radius: 6.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.42 AU - 10.66 AU

Year: 16642 Days

Day: 16 Hours

Environment

Temp: -240 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,330,582 km

• M1: 1,054,665 km (0.117 R)
• M2: 2,215,993 km (0.098 R)
• M3: 2,960,392 km (0.068 R)
• M4: 5,398,538 km (0.074 R)
• M5: 9,155,390 km (0.061 R)
• M6: 9,862,389 km (0.096 R)
• M7: 11,742,834 km (0.098 R)
• M8: 11,970,522 km (0.096 R)
• M9: 12,815,152 km (0.104 R)
• M10: 17,346,172 km (0.078 R)
• M11: 17,701,318 km (0.094 R)
• M12: 24,654,926 km (0.106 R)
• M13: 25,104,019 km (0.092 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: 206 - 10,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit