🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.67 AU - 0.91 AU

Year: 265 Days

Day: 19.6 Hours

Environment

Temp: 81 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.99 AU - 1.01 AU

Year: 377 Days

Day: 17 Hours

Environment

Temp: 5 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.39 AU - 1.53 AU

Year: 665 Days

Day: 25.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.6

Radius: 13.5

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.72 AU - 8.72 AU

Year: 8081 Days

Day: 9.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 111,293,616 km

• M1: 176,825 km (0.058 R)
• M2: 776,263 km (0.095 R)
• M3: 1,284,148 km (0.106 R)
• M4: 2,221,080 km (0.049 R)
• M5: 2,702,486 km (0.108 R)
• M6: 3,470,820 km (0.054 R)
• M7: 5,123,877 km (0.102 R)
• M8: 5,974,341 km (0.118 R)
• M9: 7,195,957 km (0.113 R)
• M10: 7,628,444 km (0.108 R)
• M11: 8,609,806 km (0.075 R)
• M12: 10,935,455 km (0.087 R)
• M13: 13,872,510 km (0.043 R)
• M14: 16,346,111 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.8

Radius: 4.2

Gravity: 56.34 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.91 AU - 21.11 AU

Year: 26429 Days

Day: 15.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 111,293,616 km

• M1: 52,808 km (0.112 R)
• M2: 312,959 km (0.039 R)
• M3: 881,580 km (0.114 R)
• M4: 1,171,351 km (0.1 R)
• M5: 1,853,518 km (0.113 R)
• M6: 6,837,819 km (0.108 R)
• M7: 7,355,578 km (0.115 R)
• M8: 9,753,781 km (0.099 R)
• M9: 10,611,276 km (0.064 R)
• M10: 11,446,331 km (0.091 R)
• M11: 11,879,866 km (0.108 R)
• M12: 12,550,663 km (0.098 R)
• M13: 13,724,109 km (0.11 R)
• M14: 14,130,865 km (0.063 R)
• M15: 14,883,492 km (0.116 R)
• M16: 16,286,720 km (0.061 R)
• M17: 17,207,196 km (0.034 R)
• M18: 19,659,105 km (0.044 R)
• M19: 22,001,060 km (0.106 R)
• M20: 22,783,606 km (0.048 R)
• M21: 25,000,647 km (0.108 R)
• M22: 25,607,266 km (0.06 R)
• M23: 27,357,561 km (0.08 R)
• M24: 28,919,961 km (0.097 R)
• M25: 30,130,058 km (0.113 R)
• M26: 32,794,845 km (0.11 R)
• M27: 35,006,500 km (0.064 R)
• M28: 41,217,804 km (0.106 R)
• M29: 41,554,848 km (0.111 R)
• M30: 45,026,117 km (0.114 R)
• M31: 45,742,840 km (0.049 R)
• M32: 51,948,309 km (0.063 R)
• M33: 54,742,050 km (0.08 R)
• M34: 56,797,824 km (0.118 R)
• M35: 62,161,356 km (0.055 R)
• M36: 66,919,616 km (0.092 R)
• M37: 69,983,529 km (0.044 R)
• M38: 78,953,717 km (0.119 R)
• M39: 82,105,894 km (0.054 R)
• M40: 85,888,177 km (0.051 R)
• M41: 86,437,949 km (0.118 R)
• M42: 90,635,216 km (0.107 R)
• M43: 91,490,617 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.6

Radius: 3.9

Gravity: 32.32 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12.89 AU - 21.25 AU

Year: 26569 Days

Day: 18.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 111,293,616 km

• M1: 55,052 km (0.102 R)
• M2: 242,049 km (0.083 R)
• M3: 474,524 km (0.04 R)
• M4: 948,750 km (0.081 R)
• M5: 1,143,825 km (0.078 R)
• M6: 1,741,020 km (0.096 R)
• M7: 3,515,849 km (0.049 R)
• M8: 6,144,134 km (0.054 R)
• M9: 6,499,130 km (0.071 R)
• M10: 6,820,765 km (0.09 R)
• M11: 8,267,526 km (0.116 R)
• M12: 9,376,795 km (0.112 R)
• M13: 9,610,018 km (0.104 R)
• M14: 13,736,974 km (0.076 R)
• M15: 15,125,542 km (0.095 R)
• M16: 26,147,464 km (0.106 R)
• M17: 28,027,759 km (0.111 R)
• M18: 28,755,404 km (0.044 R)
• M19: 29,745,293 km (0.073 R)
• M20: 29,996,168 km (0.118 R)
• M21: 31,531,641 km (0.053 R)
• M22: 33,118,725 km (0.074 R)
• M23: 34,481,412 km (0.034 R)
• M24: 39,242,663 km (0.119 R)
• M25: 44,916,312 km (0.068 R)
• M26: 49,162,498 km (0.07 R)
• M27: 51,834,465 km (0.036 R)
• M28: 58,835,496 km (0.111 R)
• M29: 60,427,816 km (0.065 R)
• M30: 64,744,014 km (0.107 R)
• M31: 67,300,342 km (0.076 R)
• M32: 71,035,651 km (0.068 R)
• M33: 71,259,599 km (0.114 R)
• M34: 80,122,226 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.1

Radius: 3.7

Gravity: 70.5 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 16.81 AU - 20.05 AU

Year: 29807 Days

Day: 19.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 111,293,616 km

• M1: 48,769 km (0.077 R)
• M2: 171,140 km (0.051 R)
• M3: 673,490 km (0.11 R)
• M4: 821,143 km (0.078 R)
• M5: 1,091,017 km (0.117 R)
• M6: 2,462,082 km (0.117 R)
• M7: 2,759,183 km (0.094 R)
• M8: 2,960,542 km (0.095 R)
• M9: 3,691,327 km (0.084 R)
• M10: 4,265,933 km (0.079 R)
• M11: 4,734,473 km (0.102 R)
• M12: 6,747,163 km (0.091 R)
• M13: 8,707,194 km (0.107 R)
• M14: 9,587,279 km (0.104 R)
• M15: 10,803,958 km (0.111 R)
• M16: 11,376,320 km (0.072 R)
• M17: 12,895,187 km (0.074 R)
• M18: 14,716,541 km (0.059 R)
• M19: 16,052,151 km (0.092 R)
• M20: 17,758,913 km (0.114 R)
• M21: 18,454,094 km (0.113 R)
• M22: 22,894,009 km (0.097 R)
• M23: 27,336,617 km (0.109 R)
• M24: 30,036,859 km (0.093 R)
• M25: 30,597,402 km (0.115 R)
• M26: 31,164,827 km (0.079 R)
• M27: 32,174,912 km (0.093 R)
• M28: 40,031,193 km (0.089 R)
• M29: 42,968,548 km (0.088 R)
• M30: 44,399,152 km (0.052 R)
• M31: 47,355,056 km (0.088 R)
• M32: 54,066,466 km (0.086 R)
• M33: 54,272,911 km (0.092 R)
• M34: 56,578,663 km (0.056 R)
• M35: 64,812,529 km (0.118 R)
• M36: 72,047,083 km (0.031 R)
• M37: 80,068,969 km (0.067 R)
• M38: 83,052,549 km (0.104 R)
• M39: 90,397,505 km (0.071 R)
• M40: 96,636,784 km (0.052 R)
• M41: 103,156,857 km (0.092 R)
• M42: 110,295,369 km (0.089 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: 185 - 17,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit