🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 43.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,638,536 km

• M1: 131,197 km (0.038 R)

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.8

Radius: 11.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.14 AU - 1.2 AU

Year: 817 Days

Day: 14.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,638,536 km

• M1: 143,464 km (0.081 R)
• M2: 521,947 km (0.11 R)
• M3: 1,268,740 km (0.117 R)
• M4: 1,712,746 km (0.103 R)
• M5: 2,213,899 km (0.102 R)
• M6: 2,572,335 km (0.11 R)
• M7: 3,254,352 km (0.073 R)
• M8: 3,710,326 km (0.119 R)
• M9: 4,100,777 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.1

Radius: 8.8

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.27 AU - 1.89 AU

Year: 1282 Days

Day: 11.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,638,536 km

• M1: 109,655 km (0.113 R)
• M2: 388,954 km (0.052 R)
• M3: 901,626 km (0.09 R)
• M4: 1,753,437 km (0.06 R)
• M5: 2,112,023 km (0.096 R)
• M6: 2,810,495 km (0.047 R)
• M7: 3,304,916 km (0.089 R)
• M8: 4,244,690 km (0.094 R)
• M9: 5,679,932 km (0.113 R)
• M10: 6,020,417 km (0.119 R)
• M11: 6,398,600 km (0.096 R)
• M12: 6,692,710 km (0.073 R)
• M13: 7,848,951 km (0.04 R)
• M14: 8,445,398 km (0.043 R)
• M15: 9,225,551 km (0.05 R)
• M16: 9,506,496 km (0.066 R)
• M17: 11,173,016 km (0.12 R)
• M18: 11,600,268 km (0.101 R)
• M19: 12,149,741 km (0.1 R)
• M20: 13,221,609 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.3

Radius: 13

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.54 AU - 1.9 AU

Year: 1456 Days

Day: 5.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,638,536 km

• M1: 161,715 km (0.085 R)
• M2: 578,645 km (0.045 R)
• M3: 1,138,440 km (0.062 R)
• M4: 1,788,143 km (0.12 R)
• M5: 2,211,356 km (0.061 R)
• M6: 3,031,750 km (0.104 R)
• M7: 3,641,661 km (0.058 R)
• M8: 4,081,030 km (0.055 R)
• M9: 4,767,983 km (0.101 R)
• M10: 7,485,129 km (0.099 R)
• M11: 8,633,592 km (0.109 R)
• M12: 9,514,574 km (0.113 R)
• M13: 10,123,737 km (0.118 R)
• M14: 13,251,529 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.1

Radius: 7.1

Gravity: 14.94 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.56 AU - 7.04 AU

Year: 11449 Days

Day: 15.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 99 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,638,536 km

• M1: 93,499 km (0.087 R)
• M2: 318,045 km (0.103 R)
• M3: 547,229 km (0.089 R)
• M4: 780,901 km (0.092 R)
• M5: 1,140,534 km (0.115 R)
• M6: 1,518,718 km (0.073 R)
• M7: 2,673,763 km (0.111 R)
• M8: 3,172,971 km (0.114 R)
• M9: 3,445,089 km (0.087 R)
• M10: 5,213,635 km (0.073 R)
• M11: 6,028,944 km (0.06 R)
• M12: 6,926,531 km (0.058 R)
• M13: 7,471,666 km (0.065 R)
• M14: 8,135,731 km (0.118 R)
• M15: 9,279,257 km (0.119 R)
• M16: 13,158,928 km (0.11 R)
• M17: 14,592,973 km (0.086 R)
• M18: 15,001,674 km (0.098 R)
• M19: 15,487,868 km (0.09 R)
• M20: 18,549,538 km (0.104 R)
• M21: 20,263,929 km (0.078 R)
• M22: 20,687,291 km (0.105 R)
• M23: 23,167,175 km (0.08 R)
• M24: 24,478,550 km (0.043 R)
• M25: 27,146,030 km (0.12 R)
• M26: 29,674,682 km (0.098 R)
• M27: 32,126,592 km (0.082 R)
• M28: 41,769,371 km (0.102 R)
• M29: 50,035,102 km (0.11 R)
• M30: 53,496,647 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.7

Radius: 6.4

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.99 AU - 9.09 AU

Year: 14720 Days

Day: 18.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,638,536 km

• M1: 79,586 km (0.117 R)
• M2: 342,430 km (0.095 R)
• M3: 1,137,243 km (0.09 R)
• M4: 1,675,945 km (0.073 R)
• M5: 2,698,895 km (0.11 R)
• M6: 2,986,422 km (0.093 R)
• M7: 4,142,814 km (0.036 R)
• M8: 5,096,051 km (0.073 R)
• M9: 6,187,667 km (0.107 R)
• M10: 7,555,440 km (0.097 R)
• M11: 9,016,264 km (0.116 R)
• M12: 9,864,484 km (0.088 R)
• M13: 10,071,527 km (0.097 R)
• M14: 11,375,721 km (0.118 R)
• M15: 13,728,896 km (0.117 R)
• M16: 15,397,062 km (0.088 R)
• M17: 16,243,935 km (0.069 R)
• M18: 19,861,062 km (0.057 R)
• M19: 20,610,099 km (0.095 R)
• M20: 21,377,685 km (0.078 R)
• M21: 24,450,426 km (0.047 R)
• M22: 24,830,105 km (0.042 R)
• M23: 27,090,828 km (0.077 R)
• M24: 30,459,174 km (0.111 R)
• M25: 31,566,497 km (0.104 R)
• M26: 32,243,577 km (0.067 R)
• M27: 36,758,590 km (0.106 R)
• M28: 37,007,222 km (0.118 R)
• M29: 37,633,888 km (0.057 R)
• M30: 38,522,948 km (0.118 R)
• M31: 39,948,167 km (0.102 R)
• M32: 44,013,489 km (0.096 R)
• M33: 45,570,503 km (0.099 R)
• M34: 46,290,368 km (0.059 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 19,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit