🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.5

Radius: 11.8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.18 AU - 1.42 AU

Year: 972 Days

Day: 11.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,293,786 km

• M1: 146,756 km (0.094 R)
• M2: 539,001 km (0.066 R)
• M3: 1,316,611 km (0.083 R)
• M4: 1,879,697 km (0.105 R)
• M5: 2,347,041 km (0.063 R)
• M6: 3,008,264 km (0.099 R)
• M7: 3,727,381 km (0.119 R)
• M8: 4,360,329 km (0.063 R)
• M9: 4,911,148 km (0.104 R)
• M10: 5,298,457 km (0.082 R)
• M11: 5,672,901 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.2

Radius: 10.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.54 AU - 2.06 AU

Year: 1584 Days

Day: 8.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,293,786 km

• M1: 131,796 km (0.085 R)
• M2: 509,082 km (0.06 R)
• M3: 859,889 km (0.086 R)
• M4: 1,298,510 km (0.075 R)
• M5: 1,948,512 km (0.06 R)
• M6: 3,348,748 km (0.045 R)
• M7: 5,547,687 km (0.072 R)
• M8: 6,335,769 km (0.092 R)
• M9: 6,681,191 km (0.099 R)
• M10: 7,962,795 km (0.117 R)
• M11: 8,307,319 km (0.113 R)
• M12: 9,657,141 km (0.118 R)
• M13: 12,060,431 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.2

Radius: 9.8

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.84 AU - 2.04 AU

Year: 1773 Days

Day: 6 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,293,786 km

• M1: 122,371 km (0.097 R)
• M2: 657,931 km (0.08 R)
• M3: 1,055,413 km (0.077 R)
• M4: 1,542,055 km (0.102 R)
• M5: 1,918,742 km (0.118 R)
• M6: 2,366,040 km (0.069 R)
• M7: 2,828,297 km (0.108 R)
• M8: 3,184,789 km (0.083 R)
• M9: 3,571,350 km (0.105 R)
• M10: 4,985,798 km (0.042 R)
• M11: 5,474,983 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 14

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.15 AU - 2.47 AU

Year: 2303 Days

Day: 11.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,293,786 km

• M1: 174,282 km (0.107 R)
• M2: 635,043 km (0.1 R)
• M3: 1,160,281 km (0.116 R)
• M4: 1,765,853 km (0.061 R)
• M5: 2,718,193 km (0.109 R)
• M6: 3,443,444 km (0.051 R)
• M7: 3,971,674 km (0.071 R)
• M8: 4,413,137 km (0.115 R)
• M9: 6,973,654 km (0.095 R)
• M10: 10,328,835 km (0.114 R)
• M11: 12,784,185 km (0.11 R)
• M12: 14,191,901 km (0.075 R)
• M13: 16,178,561 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.1

Radius: 9.3

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.44 AU - 2.82 AU

Year: 2798 Days

Day: 6.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,293,786 km

• M1: 117,734 km (0.111 R)
• M2: 588,967 km (0.118 R)
• M3: 995,723 km (0.065 R)
• M4: 1,401,134 km (0.088 R)
• M5: 2,383,094 km (0.091 R)
• M6: 4,485,991 km (0.068 R)
• M7: 5,482,313 km (0.084 R)
• M8: 6,215,492 km (0.1 R)
• M9: 11,402,200 km (0.071 R)
• M10: 12,382,964 km (0.116 R)
• M11: 13,023,991 km (0.118 R)
• M12: 14,418,841 km (0.096 R)
• M13: 15,910,631 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.8

Radius: 10.1

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.03 AU - 6.17 AU

Year: 7556 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,293,786 km

• M1: 125,662 km (0.118 R)
• M2: 663,616 km (0.097 R)
• M3: 1,323,343 km (0.063 R)
• M4: 1,711,549 km (0.118 R)
• M5: 2,429,619 km (0.099 R)
• M6: 3,207,079 km (0.084 R)
• M7: 3,844,366 km (0.085 R)
• M8: 4,349,708 km (0.073 R)
• M9: 5,370,863 km (0.114 R)
• M10: 6,102,546 km (0.066 R)
• M11: 6,544,608 km (0.1 R)
• M12: 7,569,951 km (0.053 R)
• M13: 9,392,502 km (0.102 R)
• M14: 11,237,792 km (0.115 R)
• M15: 11,903,353 km (0.119 R)
• M16: 16,396,375 km (0.068 R)
• M17: 17,725,852 km (0.064 R)
• M18: 18,840,057 km (0.11 R)
• M19: 22,864,987 km (0.075 R)
• M20: 24,692,176 km (0.025 R)
• M21: 29,778,952 km (0.058 R)
• M22: 30,656,792 km (0.066 R)
• M23: 33,918,176 km (0.113 R)
• M24: 37,742,346 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.4

Radius: 9.1

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.18 AU - 5.18 AU

Year: 7734 Days

Day: 12.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,293,786 km

• M1: 113,994 km (0.067 R)
• M2: 403,316 km (0.094 R)
• M3: 686,654 km (0.104 R)
• M4: 999,613 km (0.048 R)
• M5: 1,668,315 km (0.112 R)
• M6: 1,973,944 km (0.103 R)
• M7: 2,538,526 km (0.112 R)
• M8: 3,064,662 km (0.098 R)
• M9: 4,334,748 km (0.092 R)
• M10: 5,030,976 km (0.099 R)
• M11: 5,988,104 km (0.084 R)
• M12: 6,310,786 km (0.091 R)
• M13: 6,991,307 km (0.102 R)
• M14: 7,533,150 km (0.114 R)
• M15: 8,989,635 km (0.067 R)
• M16: 10,119,698 km (0.054 R)
• M17: 11,786,966 km (0.035 R)
• M18: 12,870,952 km (0.041 R)
• M19: 14,246,654 km (0.037 R)
• M20: 14,881,996 km (0.114 R)
• M21: 16,333,694 km (0.048 R)
• M22: 17,877,394 km (0.084 R)
• M23: 19,727,920 km (0.035 R)
• M24: 20,809,363 km (0.1 R)
• M25: 21,104,370 km (0.057 R)
• M26: 30,165,363 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 18,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit