🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816

Radius: 12.1

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.44 AU - 0.72 AU

Year: 305 Days

Day: 5.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,414,980 km

• M1: 150,495 km (0.113 R)
• M2: 530,175 km (0.039 R)
• M3: 1,069,475 km (0.064 R)
• M4: 1,532,929 km (0.099 R)
• M5: 1,960,330 km (0.083 R)
• M6: 2,354,371 km (0.094 R)
• M7: 2,734,499 km (0.047 R)
• M8: 4,247,233 km (0.1 R)
• M9: 4,676,280 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.5

Radius: 13.3

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.79 AU - 0.95 AU

Year: 560 Days

Day: 7 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,414,980 km

• M1: 165,455 km (0.055 R)
• M2: 841,189 km (0.12 R)
• M3: 1,255,575 km (0.098 R)
• M4: 1,695,692 km (0.091 R)
• M5: 2,250,102 km (0.069 R)
• M6: 2,857,918 km (0.061 R)
• M7: 3,347,103 km (0.114 R)
• M8: 3,797,243 km (0.092 R)
• M9: 4,215,369 km (0.073 R)
• M10: 4,884,969 km (0.114 R)
• M11: 5,501,910 km (0.062 R)
• M12: 5,948,011 km (0.086 R)
• M13: 6,751,950 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270

Radius: 13.7

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.75 AU - 1.81 AU

Year: 1639 Days

Day: 13.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,414,980 km

• M1: 170,542 km (0.052 R)
• M2: 645,515 km (0.082 R)
• M3: 1,126,771 km (0.118 R)
• M4: 1,720,974 km (0.059 R)
• M5: 2,521,023 km (0.078 R)
• M6: 3,229,668 km (0.066 R)
• M7: 3,768,370 km (0.1 R)
• M8: 4,265,634 km (0.062 R)
• M9: 5,472,739 km (0.111 R)
• M10: 6,396,655 km (0.1 R)
• M11: 6,942,987 km (0.099 R)
• M12: 9,218,819 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948

Radius: 8.4

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.9 AU - 2.46 AU

Year: 2222 Days

Day: 11.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,414,980 km

• M1: 104,419 km (0.09 R)
• M2: 387,608 km (0.106 R)
• M3: 1,428,211 km (0.056 R)
• M4: 1,697,786 km (0.072 R)
• M5: 2,383,393 km (0.08 R)
• M6: 3,156,515 km (0.096 R)
• M7: 4,209,983 km (0.117 R)
• M8: 4,682,413 km (0.073 R)
• M9: 6,019,070 km (0.1 R)
• M10: 8,660,221 km (0.09 R)
• M11: 9,389,211 km (0.114 R)
• M12: 10,008,696 km (0.11 R)
• M13: 11,615,078 km (0.057 R)
• M14: 12,073,895 km (0.071 R)
• M15: 12,850,457 km (0.116 R)
• M16: 13,798,160 km (0.093 R)
• M17: 17,401,972 km (0.056 R)
• M18: 18,058,109 km (0.056 R)
• M19: 19,303,660 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.3

Radius: 6.6

Gravity: 22.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.58 AU - 6.62 AU

Year: 9147 Days

Day: 19.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,414,980 km

• M1: 82,279 km (0.074 R)
• M2: 387,458 km (0.109 R)
• M3: 1,024,596 km (0.104 R)
• M4: 1,279,361 km (0.104 R)
• M5: 2,198,042 km (0.096 R)
• M6: 3,421,602 km (0.043 R)
• M7: 4,136,830 km (0.06 R)
• M8: 4,484,944 km (0.084 R)
• M9: 6,003,961 km (0.057 R)
• M10: 6,374,664 km (0.117 R)
• M11: 8,235,213 km (0.044 R)
• M12: 8,600,232 km (0.119 R)
• M13: 11,352,683 km (0.095 R)
• M14: 12,151,985 km (0.046 R)
• M15: 12,565,473 km (0.102 R)
• M16: 13,296,109 km (0.073 R)
• M17: 13,862,337 km (0.031 R)
• M18: 14,119,047 km (0.119 R)
• M19: 14,841,605 km (0.092 R)
• M20: 16,147,145 km (0.106 R)
• M21: 16,574,995 km (0.079 R)
• M22: 16,937,172 km (0.09 R)
• M23: 17,828,027 km (0.09 R)
• M24: 18,671,609 km (0.078 R)
• M25: 27,903,743 km (0.071 R)
• M26: 28,416,415 km (0.082 R)
• M27: 28,726,980 km (0.045 R)
• M28: 28,935,370 km (0.094 R)
• M29: 30,638,392 km (0.063 R)
• M30: 32,294,740 km (0.102 R)
• M31: 33,087,758 km (0.119 R)
• M32: 34,830,573 km (0.104 R)
• M33: 37,248,523 km (0.043 R)
• M34: 37,620,573 km (0.117 R)
• M35: 41,878,578 km (0.094 R)
• M36: 46,018,399 km (0.099 R)
• M37: 50,726,394 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.7

Radius: 8

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.58 AU - 12.6 AU

Year: 22123 Days

Day: 16.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,414,980 km

• M1: 99,632 km (0.071 R)
• M2: 696,378 km (0.034 R)
• M3: 1,133,503 km (0.081 R)
• M4: 2,425,281 km (0.036 R)
• M5: 3,245,376 km (0.118 R)
• M6: 3,661,109 km (0.089 R)
• M7: 5,383,728 km (0.075 R)
• M8: 9,372,157 km (0.074 R)
• M9: 9,648,165 km (0.094 R)
• M10: 10,866,939 km (0.06 R)
• M11: 12,120,270 km (0.103 R)
• M12: 13,121,379 km (0.071 R)
• M13: 14,985,967 km (0.067 R)
• M14: 26,344,634 km (0.097 R)
• M15: 28,940,905 km (0.096 R)
• M16: 32,577,480 km (0.095 R)
• M17: 35,563,752 km (0.071 R)
• M18: 36,100,958 km (0.094 R)
• M19: 38,727,598 km (0.072 R)
• M20: 40,742,531 km (0.085 R)
• M21: 41,775,804 km (0.104 R)
• M22: 45,608,651 km (0.089 R)
• M23: 46,083,923 km (0.082 R)
• M24: 62,895,134 km (0.1 R)
• M25: 68,119,989 km (0.077 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 11,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit