🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.59 AU - 0.61 AU

Year: 163 Days

Day: 26.4 Hours

Environment

Temp: 263 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.39 AU - 1.51 AU

Year: 611 Days

Day: 29.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.67 AU - 4.19 AU

Year: 2726 Days

Day: 36.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163

Radius: 8.1

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.06 AU - 6.48 AU

Year: 4849 Days

Day: 11.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 87,710,039 km

• M1: 101,278 km (0.109 R)
• M2: 471,682 km (0.036 R)
• M3: 786,137 km (0.118 R)
• M4: 1,207,404 km (0.101 R)
• M5: 1,470,846 km (0.047 R)
• M6: 2,591,035 km (0.046 R)
• M7: 2,908,332 km (0.114 R)
• M8: 3,845,264 km (0.084 R)
• M9: 4,098,234 km (0.074 R)
• M10: 4,659,525 km (0.118 R)
• M11: 6,300,913 km (0.119 R)
• M12: 6,598,612 km (0.119 R)
• M13: 8,167,445 km (0.045 R)
• M14: 8,819,542 km (0.12 R)
• M15: 12,314,747 km (0.094 R)
• M16: 15,147,383 km (0.117 R)
• M17: 15,584,807 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 12.2

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.04 AU - 12.22 AU

Year: 12125 Days

Day: 6.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 61.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,710,039 km

• M1: 153,787 km (0.081 R)
• M2: 538,852 km (0.113 R)
• M3: 990,787 km (0.067 R)
• M4: 1,815,071 km (0.054 R)
• M5: 2,260,125 km (0.1 R)
• M6: 3,030,703 km (0.087 R)
• M7: 4,113,941 km (0.118 R)
• M8: 4,696,625 km (0.114 R)
• M9: 7,245,773 km (0.073 R)
• M10: 9,735,680 km (0.07 R)
• M11: 10,327,788 km (0.069 R)
• M12: 13,722,762 km (0.105 R)
• M13: 15,382,700 km (0.095 R)
• M14: 15,817,880 km (0.105 R)
• M15: 18,359,997 km (0.067 R)
• M16: 22,713,445 km (0.097 R)
• M17: 27,286,203 km (0.103 R)
• M18: 29,787,778 km (0.083 R)
• M19: 34,992,737 km (0.057 R)
• M20: 36,254,894 km (0.119 R)
• M21: 37,026,670 km (0.09 R)
• M22: 38,603,132 km (0.057 R)
• M23: 44,181,038 km (0.085 R)
• M24: 53,852,989 km (0.115 R)
• M25: 54,857,689 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.2

Radius: 12.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 11.21 AU - 15.11 AU

Year: 16702 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,710,039 km

• M1: 249,380 km (0.116 R)
• M2: 662,270 km (0.097 R)
• M3: 1,873,863 km (0.092 R)
• M4: 3,251,959 km (0.062 R)
• M5: 4,349,558 km (0.081 R)
• M6: 8,760,751 km (0.113 R)
• M7: 9,898,293 km (0.105 R)
• M8: 16,750,474 km (0.101 R)
• M9: 18,199,030 km (0.088 R)
• M10: 22,784,504 km (0.075 R)
• M11: 23,484,323 km (0.051 R)
• M12: 28,187,530 km (0.042 R)
• M13: 34,502,804 km (0.118 R)
• M14: 37,684,003 km (0.095 R)
• M15: 38,539,703 km (0.091 R)
• M16: 45,032,699 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161

Radius: 5.6

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 11.8 AU - 17.3 AU

Year: 19417 Days

Day: 18.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,710,039 km

• M1: 69,862 km (0.03 R)
• M2: 360,680 km (0.088 R)
• M3: 552,465 km (0.106 R)
• M4: 905,965 km (0.096 R)
• M5: 1,813,425 km (0.07 R)
• M6: 2,074,623 km (0.027 R)
• M7: 2,713,406 km (0.111 R)
• M8: 3,011,704 km (0.077 R)
• M9: 3,261,084 km (0.061 R)
• M10: 3,673,825 km (0.103 R)
• M11: 4,258,603 km (0.032 R)
• M12: 4,965,153 km (0.05 R)
• M13: 5,511,036 km (0.119 R)
• M14: 5,815,767 km (0.085 R)
• M15: 8,627,758 km (0.108 R)
• M16: 10,299,963 km (0.08 R)
• M17: 11,185,283 km (0.076 R)
• M18: 11,674,019 km (0.065 R)
• M19: 12,063,871 km (0.118 R)
• M20: 12,987,638 km (0.12 R)
• M21: 13,957,481 km (0.092 R)
• M22: 17,442,962 km (0.113 R)
• M23: 19,154,362 km (0.073 R)
• M24: 22,477,080 km (0.032 R)
• M25: 24,681,106 km (0.084 R)
• M26: 25,323,030 km (0.113 R)
• M27: 27,025,005 km (0.11 R)
• M28: 27,608,885 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.5

Radius: 6.1

Gravity: 23.9 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 14.27 AU - 17.09 AU

Year: 21722 Days

Day: 15.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,710,039 km

• M1: 76,893 km (0.115 R)
• M2: 301,141 km (0.107 R)
• M3: 537,505 km (0.104 R)
• M4: 830,867 km (0.096 R)
• M5: 1,528,890 km (0.063 R)
• M6: 1,743,862 km (0.068 R)
• M7: 2,920,599 km (0.087 R)
• M8: 3,400,060 km (0.104 R)
• M9: 5,435,788 km (0.103 R)
• M10: 5,768,943 km (0.079 R)
• M11: 6,708,567 km (0.097 R)
• M12: 9,290,925 km (0.063 R)
• M13: 10,512,691 km (0.073 R)
• M14: 11,095,973 km (0.107 R)
• M15: 16,134,878 km (0.086 R)
• M16: 18,816,121 km (0.071 R)
• M17: 20,163,399 km (0.108 R)
• M18: 21,266,235 km (0.101 R)
• M19: 24,477,204 km (0.081 R)
• M20: 28,119,912 km (0.036 R)
• M21: 29,622,024 km (0.12 R)
• M22: 35,014,578 km (0.117 R)
• M23: 36,751,559 km (0.059 R)
• M24: 40,710,517 km (0.046 R)
• M25: 47,516,024 km (0.119 R)
• M26: 50,547,026 km (0.109 R)
• M27: 50,911,895 km (0.064 R)
• M28: 51,462,416 km (0.079 R)
• M29: 55,428,105 km (0.105 R)
• M30: 60,408,967 km (0.11 R)
• M31: 61,026,058 km (0.051 R)
• M32: 61,855,279 km (0.107 R)
• M33: 67,208,938 km (0.101 R)
• M34: 69,434,206 km (0.066 R)
• M35: 73,328,987 km (0.054 R)
• M36: 78,338,122 km (0.117 R)
• M37: 78,826,708 km (0.086 R)
• M38: 82,052,487 km (0.098 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 15,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit