🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.47 AU - 0.53 AU

Year: 124 Days

Day: 16.4 Hours

Environment

Temp: 265 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,680,089 km

• M1: 54,454 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.43 AU - 2.17 AU

Year: 845 Days

Day: 28.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.6

Radius: 14.4

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.31 AU - 7.53 AU

Year: 6368 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,680,089 km

• M1: 179,069 km (0.116 R)
• M2: 745,596 km (0.094 R)
• M3: 1,301,352 km (0.084 R)
• M4: 1,792,033 km (0.119 R)
• M5: 2,527,157 km (0.069 R)
• M6: 3,044,466 km (0.083 R)
• M7: 3,722,743 km (0.109 R)
• M8: 4,901,275 km (0.1 R)
• M9: 5,384,476 km (0.107 R)
• M10: 9,157,185 km (0.06 R)
• M11: 10,906,283 km (0.093 R)
• M12: 11,734,906 km (0.094 R)
• M13: 12,500,548 km (0.081 R)
• M14: 13,353,704 km (0.1 R)
• M15: 15,596,176 km (0.047 R)
• M16: 16,085,511 km (0.072 R)
• M17: 17,289,176 km (0.082 R)
• M18: 18,756,880 km (0.103 R)
• M19: 20,964,047 km (0.102 R)
• M20: 27,275,731 km (0.098 R)
• M21: 28,710,973 km (0.107 R)
• M22: 31,246,358 km (0.071 R)

Asteroid Belt

Center: 7.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.5

Radius: 12.8

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.09 AU - 8.83 AU

Year: 7128 Days

Day: 7.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,680,089 km

• M1: 159,172 km (0.061 R)
• M2: 942,018 km (0.111 R)
• M3: 1,544,897 km (0.092 R)
• M4: 2,316,972 km (0.081 R)
• M5: 3,353,535 km (0.097 R)
• M6: 4,373,643 km (0.09 R)
• M7: 5,024,244 km (0.088 R)
• M8: 5,445,063 km (0.079 R)
• M9: 7,335,232 km (0.035 R)
• M10: 7,767,869 km (0.114 R)
• M11: 8,684,456 km (0.11 R)
• M12: 10,149,019 km (0.104 R)
• M13: 11,010,104 km (0.075 R)
• M14: 12,366,957 km (0.113 R)
• M15: 12,877,684 km (0.112 R)
• M16: 13,670,104 km (0.051 R)
• M17: 16,062,772 km (0.088 R)
• M18: 18,655,752 km (0.079 R)
• M19: 19,124,891 km (0.108 R)
• M20: 20,650,640 km (0.05 R)
• M21: 24,737,953 km (0.048 R)
• M22: 26,716,534 km (0.106 R)
• M23: 27,312,981 km (0.12 R)
• M24: 28,621,065 km (0.103 R)
• M25: 29,155,877 km (0.069 R)
• M26: 29,788,078 km (0.089 R)
• M27: 30,521,855 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.4

Radius: 8.5

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.97 AU - 14.45 AU

Year: 16797 Days

Day: 12 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,680,089 km

• M1: 105,915 km (0.117 R)
• M2: 556,953 km (0.117 R)
• M3: 1,016,218 km (0.112 R)
• M4: 1,995,636 km (0.117 R)
• M5: 5,236,973 km (0.062 R)
• M6: 5,585,237 km (0.044 R)
• M7: 6,327,990 km (0.074 R)
• M8: 7,009,857 km (0.115 R)
• M9: 7,695,614 km (0.115 R)
• M10: 10,396,154 km (0.072 R)
• M11: 15,506,866 km (0.076 R)
• M12: 15,792,150 km (0.11 R)
• M13: 16,818,092 km (0.084 R)
• M14: 17,654,793 km (0.065 R)
• M15: 21,193,381 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317

Radius: 5.2

Gravity: 11.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 12.59 AU - 14.63 AU

Year: 17566 Days

Day: 16.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 56,680,089 km

• M1: 67,169 km (0.086 R)
• M2: 607,966 km (0.081 R)
• M3: 782,397 km (0.079 R)
• M4: 1,125,874 km (0.059 R)
• M5: 1,299,557 km (0.093 R)
• M6: 1,639,892 km (0.056 R)
• M7: 1,814,772 km (0.062 R)
• M8: 2,073,426 km (0.03 R)
• M9: 2,839,966 km (0.106 R)
• M10: 3,336,930 km (0.101 R)
• M11: 3,593,191 km (0.117 R)
• M12: 4,625,865 km (0.09 R)
• M13: 6,064,099 km (0.108 R)
• M14: 6,763,170 km (0.077 R)
• M15: 7,132,228 km (0.104 R)
• M16: 13,289,826 km (0.083 R)
• M17: 14,065,042 km (0.114 R)
• M18: 14,665,977 km (0.047 R)
• M19: 15,847,351 km (0.097 R)
• M20: 16,062,323 km (0.116 R)
• M21: 17,317,001 km (0.099 R)
• M22: 19,853,433 km (0.089 R)
• M23: 22,536,620 km (0.096 R)
• M24: 22,899,544 km (0.054 R)
• M25: 23,174,206 km (0.096 R)
• M26: 23,730,411 km (0.103 R)
• M27: 24,581,174 km (0.059 R)
• M28: 25,062,430 km (0.105 R)
• M29: 26,847,283 km (0.115 R)
• M30: 28,187,979 km (0.119 R)
• M31: 29,464,497 km (0.082 R)
• M32: 33,289,865 km (0.039 R)
• M33: 38,455,928 km (0.117 R)
• M34: 50,340,880 km (0.113 R)
• M35: 50,805,382 km (0.056 R)
• M36: 52,692,260 km (0.033 R)
• M37: 53,492,010 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.1

Radius: 7.1

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 13.07 AU - 14.35 AU

Year: 17760 Days

Day: 19.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,680,089 km

• M1: 89,011 km (0.082 R)
• M2: 324,478 km (0.108 R)
• M3: 554,709 km (0.095 R)
• M4: 860,936 km (0.083 R)
• M5: 1,774,231 km (0.099 R)
• M6: 2,293,036 km (0.057 R)
• M7: 2,514,740 km (0.074 R)
• M8: 3,001,532 km (0.051 R)
• M9: 4,191,882 km (0.081 R)
• M10: 4,432,585 km (0.118 R)
• M11: 4,909,054 km (0.116 R)
• M12: 5,245,201 km (0.074 R)
• M13: 7,077,774 km (0.079 R)
• M14: 9,867,924 km (0.093 R)
• M15: 10,790,943 km (0.099 R)
• M16: 11,949,130 km (0.119 R)
• M17: 12,434,725 km (0.115 R)
• M18: 18,040,007 km (0.091 R)
• M19: 19,333,430 km (0.103 R)
• M20: 20,002,731 km (0.064 R)
• M21: 20,428,786 km (0.101 R)
• M22: 24,443,694 km (0.107 R)
• M23: 25,623,572 km (0.07 R)
• M24: 26,025,093 km (0.105 R)
• M25: 28,738,499 km (0.103 R)
• M26: 29,063,276 km (0.095 R)
• M27: 33,272,362 km (0.11 R)
• M28: 37,741,000 km (0.052 R)
• M29: 39,182,375 km (0.111 R)
• M30: 40,796,087 km (0.076 R)
• M31: 43,157,340 km (0.099 R)
• M32: 46,793,167 km (0.028 R)
• M33: 52,864,447 km (0.114 R)
• M34: 54,501,646 km (0.075 R)
• M35: 56,003,758 km (0.111 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 11,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit