🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.9

Radius: 8.5

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.82 AU - 0.9 AU

Year: 541 Days

Day: 6.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,909,256 km

• M1: 105,766 km (0.104 R)
• M2: 399,576 km (0.119 R)
• M3: 689,347 km (0.087 R)
• M4: 1,075,908 km (0.117 R)
• M5: 1,505,104 km (0.105 R)
• M6: 1,927,718 km (0.032 R)
• M7: 2,418,250 km (0.085 R)
• M8: 3,496,850 km (0.066 R)
• M9: 4,682,862 km (0.104 R)
• M10: 5,186,409 km (0.105 R)
• M11: 6,117,356 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.5

Radius: 8.7

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.75 AU - 0.99 AU

Year: 550 Days

Day: 5.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 175.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,909,256 km

• M1: 108,458 km (0.103 R)
• M2: 399,277 km (0.086 R)
• M3: 788,231 km (0.099 R)
• M4: 1,067,231 km (0.06 R)
• M5: 1,476,681 km (0.069 R)
• M6: 1,967,062 km (0.044 R)
• M7: 3,293,846 km (0.057 R)
• M8: 3,664,250 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.3

Radius: 9.2

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.82 AU - 1.22 AU

Year: 699 Days

Day: 13.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,909,256 km

• M1: 114,442 km (0.115 R)
• M2: 410,796 km (0.035 R)
• M3: 698,772 km (0.094 R)
• M4: 1,009,786 km (0.04 R)
• M5: 1,319,154 km (0.036 R)
• M6: 1,822,252 km (0.116 R)
• M7: 2,504,119 km (0.088 R)
• M8: 3,050,749 km (0.106 R)
• M9: 3,638,669 km (0.081 R)
• M10: 4,233,321 km (0.096 R)
• M11: 4,561,239 km (0.082 R)
• M12: 4,920,723 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.2

Radius: 9.1

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.36 AU - 1.5 AU

Year: 1160 Days

Day: 10 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,909,256 km

• M1: 113,246 km (0.063 R)
• M2: 410,197 km (0.117 R)
• M3: 791,672 km (0.109 R)
• M4: 1,480,271 km (0.076 R)
• M5: 1,800,560 km (0.064 R)
• M6: 2,094,221 km (0.12 R)
• M7: 2,742,578 km (0.086 R)
• M8: 3,401,706 km (0.086 R)
• M9: 3,761,190 km (0.117 R)
• M10: 4,112,894 km (0.092 R)
• M11: 4,920,124 km (0.082 R)
• M12: 5,501,013 km (0.047 R)
• M13: 7,177,855 km (0.117 R)
• M14: 8,532,763 km (0.051 R)
• M15: 9,516,220 km (0.106 R)
• M16: 10,050,583 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 12.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.56 AU - 2.96 AU

Year: 3110 Days

Day: 5.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,909,256 km

• M1: 162,463 km (0.091 R)
• M2: 598,691 km (0.116 R)
• M3: 1,130,062 km (0.116 R)
• M4: 1,684,771 km (0.12 R)
• M5: 2,314,877 km (0.095 R)
• M6: 2,794,488 km (0.117 R)
• M7: 3,631,189 km (0.062 R)
• M8: 10,616,213 km (0.041 R)
• M9: 11,599,221 km (0.117 R)
• M10: 12,396,128 km (0.11 R)
• M11: 14,367,529 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.7

Radius: 10.6

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.04 AU - 4.64 AU

Year: 6132 Days

Day: 5.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,909,256 km

• M1: 131,945 km (0.037 R)
• M2: 657,034 km (0.09 R)
• M3: 1,236,127 km (0.082 R)
• M4: 1,854,864 km (0.099 R)
• M5: 2,442,185 km (0.039 R)
• M6: 2,951,267 km (0.091 R)
• M7: 3,294,145 km (0.12 R)
• M8: 4,085,219 km (0.115 R)
• M9: 4,942,564 km (0.102 R)
• M10: 5,548,136 km (0.084 R)
• M11: 6,170,164 km (0.05 R)
• M12: 7,553,346 km (0.059 R)
• M13: 8,841,982 km (0.071 R)
• M14: 10,045,647 km (0.111 R)
• M15: 11,306,906 km (0.114 R)
• M16: 13,860,692 km (0.105 R)
• M17: 14,947,071 km (0.098 R)
• M18: 16,212,968 km (0.12 R)
• M19: 17,095,596 km (0.069 R)
• M20: 17,548,877 km (0.047 R)
• M21: 20,729,328 km (0.111 R)
• M22: 21,096,741 km (0.034 R)
• M23: 21,468,342 km (0.071 R)
• M24: 23,077,566 km (0.106 R)
• M25: 23,711,263 km (0.101 R)
• M26: 27,142,589 km (0.108 R)
• M27: 32,740,541 km (0.111 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.4

Radius: 5.3

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.7 AU - 6.46 AU

Year: 10168 Days

Day: 19.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,909,256 km

• M1: 65,973 km (0.089 R)
• M2: 238,459 km (0.087 R)
• M3: 576,401 km (0.075 R)
• M4: 1,109,717 km (0.077 R)
• M5: 1,335,161 km (0.092 R)
• M6: 1,716,336 km (0.047 R)
• M7: 2,100,504 km (0.108 R)
• M8: 3,038,931 km (0.058 R)
• M9: 3,211,717 km (0.058 R)
• M10: 4,228,982 km (0.107 R)
• M11: 4,811,068 km (0.093 R)
• M12: 6,031,337 km (0.088 R)
• M13: 7,839,826 km (0.08 R)
• M14: 8,715,123 km (0.107 R)
• M15: 10,028,592 km (0.089 R)
• M16: 10,857,065 km (0.115 R)
• M17: 12,483,643 km (0.083 R)
• M18: 13,673,694 km (0.043 R)
• M19: 15,375,370 km (0.031 R)
• M20: 16,080,874 km (0.119 R)
• M21: 16,276,996 km (0.106 R)
• M22: 20,928,144 km (0.077 R)
• M23: 21,555,557 km (0.078 R)
• M24: 24,105,453 km (0.097 R)
• M25: 25,497,012 km (0.073 R)
• M26: 29,696,524 km (0.059 R)
• M27: 32,114,175 km (0.101 R)
• M28: 33,583,376 km (0.114 R)
• M29: 34,226,646 km (0.113 R)
• M30: 39,670,663 km (0.046 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: 393 - 14,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit