🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.43 AU - 0.61 AU

Year: 142 Days

Day: 23.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,648,217 km

• M1: 54,603 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.87 AU - 4.09 AU

Year: 2459 Days

Day: 30 Hours

Environment

Temp: -116 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.3

Radius: 13.1

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 8.11 AU - 8.91 AU

Year: 9402 Days

Day: 14.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,648,217 km

• M1: 163,361 km (0.086 R)
• M2: 621,430 km (0.088 R)
• M3: 1,132,905 km (0.078 R)
• M4: 2,333,428 km (0.073 R)
• M5: 3,934,424 km (0.055 R)
• M6: 5,758,770 km (0.114 R)
• M7: 8,050,161 km (0.078 R)
• M8: 9,930,456 km (0.109 R)
• M9: 10,999,782 km (0.086 R)
• M10: 11,535,342 km (0.082 R)
• M11: 16,123,958 km (0.035 R)
• M12: 18,934,602 km (0.077 R)
• M13: 24,141,057 km (0.115 R)
• M14: 26,543,449 km (0.118 R)
• M15: 32,907,792 km (0.029 R)
• M16: 34,587,626 km (0.105 R)
• M17: 38,728,645 km (0.12 R)
• M18: 42,010,972 km (0.11 R)
• M19: 43,189,055 km (0.078 R)
• M20: 43,852,970 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.2

Radius: 13.1

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.36 AU - 9.92 AU

Year: 9619 Days

Day: 11.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,648,217 km

• M1: 163,510 km (0.1 R)
• M2: 1,031,178 km (0.026 R)
• M3: 1,960,330 km (0.097 R)
• M4: 2,857,768 km (0.055 R)
• M5: 6,355,217 km (0.045 R)
• M6: 9,734,932 km (0.076 R)
• M7: 15,451,066 km (0.041 R)
• M8: 20,495,507 km (0.079 R)
• M9: 21,555,408 km (0.076 R)
• M10: 26,068,775 km (0.061 R)
• M11: 27,312,831 km (0.053 R)
• M12: 33,127,700 km (0.073 R)
• M13: 35,854,421 km (0.1 R)
• M14: 43,718,482 km (0.11 R)
• M15: 45,200,249 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.7

Radius: 8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.14 AU - 11.32 AU

Year: 10621 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,648,217 km

• M1: 99,931 km (0.104 R)
• M2: 583,432 km (0.078 R)
• M3: 930,499 km (0.039 R)
• M4: 1,357,301 km (0.086 R)
• M5: 1,642,136 km (0.047 R)
• M6: 1,895,704 km (0.101 R)
• M7: 2,517,583 km (0.055 R)
• M8: 3,067,953 km (0.087 R)
• M9: 3,499,244 km (0.111 R)
• M10: 3,900,615 km (0.069 R)
• M11: 6,036,424 km (0.045 R)
• M12: 7,054,886 km (0.038 R)
• M13: 7,733,312 km (0.105 R)
• M14: 8,415,479 km (0.078 R)
• M15: 9,640,536 km (0.054 R)
• M16: 10,162,483 km (0.117 R)
• M17: 14,582,052 km (0.087 R)
• M18: 15,799,630 km (0.044 R)
• M19: 18,701,080 km (0.085 R)
• M20: 20,917,223 km (0.107 R)
• M21: 23,535,186 km (0.093 R)
• M22: 27,126,582 km (0.066 R)
• M23: 27,729,611 km (0.05 R)
• M24: 28,695,415 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886

Radius: 9.2

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.24 AU - 12.08 AU

Year: 15080 Days

Day: 12.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 42,648,217 km

• M1: 121,473 km (0.097 R)
• M2: 758,461 km (0.117 R)
• M3: 1,086,081 km (0.085 R)
• M4: 1,449,005 km (0.033 R)
• M5: 1,735,186 km (0.04 R)
• M6: 2,237,087 km (0.118 R)
• M7: 3,234,007 km (0.037 R)
• M8: 4,805,383 km (0.111 R)
• M9: 6,115,561 km (0.077 R)
• M10: 6,487,910 km (0.101 R)
• M11: 7,097,372 km (0.119 R)
• M12: 7,462,391 km (0.09 R)
• M13: 8,787,977 km (0.089 R)
• M14: 9,588,924 km (0.083 R)
• M15: 10,379,699 km (0.076 R)
• M16: 12,414,978 km (0.095 R)
• M17: 13,013,220 km (0.118 R)
• M18: 14,339,405 km (0.091 R)
• M19: 16,613,442 km (0.092 R)
• M20: 18,256,775 km (0.1 R)
• M21: 19,381,302 km (0.112 R)
• M22: 24,344,061 km (0.073 R)
• M23: 25,175,826 km (0.034 R)
• M24: 26,567,834 km (0.114 R)
• M25: 28,236,897 km (0.112 R)
• M26: 29,271,367 km (0.12 R)
• M27: 34,175,933 km (0.105 R)
• M28: 35,086,984 km (0.115 R)
• M29: 39,601,848 km (0.092 R)
• M30: 40,462,185 km (0.11 R)
• M31: 57,061,565 km (0.08 R)
• M32: 61,727,073 km (0.086 R)
• M33: 62,303,474 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630

Radius: 7.1

Gravity: 12.5 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.61 AU - 14.05 AU

Year: 15411 Days

Day: 15.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 42,648,217 km

• M1: 88,263 km (0.119 R)
• M2: 382,821 km (0.074 R)
• M3: 671,694 km (0.099 R)
• M4: 936,183 km (0.119 R)
• M5: 1,218,026 km (0.092 R)
• M6: 2,200,585 km (0.08 R)
• M7: 2,796,882 km (0.102 R)
• M8: 3,058,828 km (0.07 R)
• M9: 3,886,702 km (0.113 R)
• M10: 4,855,648 km (0.119 R)
• M11: 5,095,154 km (0.049 R)
• M12: 5,709,852 km (0.119 R)
• M13: 7,350,043 km (0.089 R)
• M14: 8,229,828 km (0.111 R)
• M15: 12,331,203 km (0.119 R)
• M16: 14,323,697 km (0.065 R)
• M17: 17,781,053 km (0.097 R)
• M18: 18,105,681 km (0.097 R)
• M19: 19,443,834 km (0.057 R)
• M20: 20,578,683 km (0.045 R)
• M21: 24,148,537 km (0.097 R)
• M22: 24,747,527 km (0.106 R)
• M23: 28,773,355 km (0.084 R)
• M24: 30,707,805 km (0.095 R)
• M25: 31,528,948 km (0.115 R)
• M26: 34,581,343 km (0.093 R)
• M27: 35,214,740 km (0.078 R)
• M28: 42,844,531 km (0.098 R)
• M29: 43,135,648 km (0.091 R)
• M30: 45,816,143 km (0.1 R)
• M31: 46,579,840 km (0.095 R)
• M32: 48,290,193 km (0.09 R)
• M33: 48,763,670 km (0.079 R)
• M34: 50,203,101 km (0.092 R)
• M35: 56,944,130 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.5

Radius: 7.2

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 13.13 AU - 13.95 AU

Year: 18870 Days

Day: 15.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,648,217 km

• M1: 89,609 km (0.117 R)
• M2: 440,267 km (0.117 R)
• M3: 770,579 km (0.109 R)
• M4: 1,159,982 km (0.086 R)
• M5: 5,127,317 km (0.103 R)
• M6: 10,781,967 km (0.093 R)
• M7: 12,049,061 km (0.109 R)
• M8: 12,380,720 km (0.063 R)
• M9: 13,708,850 km (0.108 R)
• M10: 16,374,983 km (0.117 R)
• M11: 17,265,539 km (0.105 R)
• M12: 19,518,932 km (0.077 R)
• M13: 23,555,082 km (0.108 R)
• M14: 26,318,305 km (0.112 R)
• M15: 27,729,761 km (0.106 R)
• M16: 29,389,698 km (0.12 R)
• M17: 33,229,427 km (0.06 R)
• M18: 35,777,677 km (0.087 R)
• M19: 36,578,325 km (0.102 R)
• M20: 41,384,157 km (0.118 R)
• M21: 41,635,032 km (0.029 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 10,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit