🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.76 AU - 0.78 AU

Year: 201 Days

Day: 35.2 Hours

Environment

Temp: 331 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.05 AU - 4.41 AU

Year: 2141 Days

Day: 19.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.21 AU - 4.61 AU

Year: 2298 Days

Day: 17 Hours

Environment

Temp: -66 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,968,479 km

• M1: 1,442,423 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.02 AU - 11.08 AU

Year: 8772 Days

Day: 37.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,968,479 km

• M1: 261,796 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.51 AU - 12.03 AU

Year: 9077 Days

Day: 22.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,968,479 km

• M1: 191,635 km (0.112 R)
• M2: 2,377,260 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.9

Radius: 10.4

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.07 AU - 12.89 AU

Year: 10814 Days

Day: 5.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,968,479 km

• M1: 130,300 km (0.066 R)
• M2: 501,751 km (0.109 R)
• M3: 1,632,562 km (0.078 R)
• M4: 3,539,934 km (0.063 R)
• M5: 4,275,806 km (0.04 R)
• M6: 5,615,605 km (0.115 R)
• M7: 8,570,612 km (0.096 R)
• M8: 12,941,712 km (0.087 R)
• M9: 14,866,588 km (0.105 R)
• M10: 16,095,833 km (0.092 R)
• M11: 18,977,537 km (0.104 R)
• M12: 23,531,595 km (0.117 R)
• M13: 25,923,217 km (0.107 R)
• M14: 33,301,084 km (0.113 R)
• M15: 38,888,714 km (0.075 R)
• M16: 39,370,569 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.3

Radius: 6.5

Gravity: 21.02 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 16.92 AU - 23.26 AU

Year: 26765 Days

Day: 17.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,968,479 km

• M1: 82,428 km (0.075 R)
• M2: 302,038 km (0.073 R)
• M3: 516,861 km (0.072 R)
• M4: 1,138,290 km (0.11 R)
• M5: 1,870,871 km (0.075 R)
• M6: 2,511,150 km (0.104 R)
• M7: 3,168,184 km (0.046 R)
• M8: 3,473,663 km (0.067 R)
• M9: 4,143,711 km (0.071 R)
• M10: 6,719,787 km (0.076 R)
• M11: 11,496,297 km (0.03 R)
• M12: 12,666,153 km (0.107 R)
• M13: 17,200,165 km (0.104 R)
• M14: 18,726,661 km (0.11 R)
• M15: 19,421,992 km (0.051 R)
• M16: 19,827,103 km (0.093 R)
• M17: 22,709,854 km (0.1 R)
• M18: 24,898,322 km (0.09 R)
• M19: 29,423,208 km (0.049 R)
• M20: 31,183,377 km (0.112 R)
• M21: 31,878,708 km (0.052 R)
• M22: 32,584,211 km (0.047 R)
• M23: 34,319,846 km (0.117 R)
• M24: 34,763,254 km (0.101 R)
• M25: 37,037,740 km (0.08 R)
• M26: 58,486,335 km (0.101 R)
• M27: 58,907,602 km (0.116 R)
• M28: 59,755,972 km (0.083 R)
• M29: 67,299,594 km (0.095 R)
• M30: 67,994,027 km (0.076 R)
• M31: 76,202,911 km (0.027 R)
• M32: 77,971,158 km (0.034 R)
• M33: 83,973,623 km (0.071 R)
• M34: 85,048,035 km (0.04 R)
• M35: 91,687,488 km (0.025 R)
• M36: 92,255,960 km (0.038 R)
• M37: 92,540,944 km (0.071 R)
• M38: 93,399,785 km (0.085 R)
• M39: 97,773,428 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 22.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.2

Radius: 7.2

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 18.26 AU - 26.72 AU

Year: 31702 Days

Day: 16.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,968,479 km

• M1: 90,058 km (0.03 R)
• M2: 349,012 km (0.054 R)
• M3: 650,900 km (0.082 R)
• M4: 2,186,074 km (0.084 R)
• M5: 3,246,423 km (0.065 R)
• M6: 4,649,951 km (0.085 R)
• M7: 5,234,579 km (0.111 R)
• M8: 5,505,351 km (0.056 R)
• M9: 9,078,945 km (0.041 R)
• M10: 9,357,646 km (0.07 R)
• M11: 12,880,227 km (0.097 R)
• M12: 13,808,931 km (0.078 R)
• M13: 16,283,728 km (0.07 R)
• M14: 17,539,602 km (0.091 R)
• M15: 18,147,269 km (0.11 R)
• M16: 24,799,886 km (0.12 R)
• M17: 26,233,632 km (0.08 R)
• M18: 27,721,832 km (0.113 R)
• M19: 35,737,136 km (0.109 R)
• M20: 42,633,448 km (0.113 R)
• M21: 44,847,198 km (0.089 R)
• M22: 46,804,686 km (0.042 R)
• M23: 47,804,448 km (0.083 R)
• M24: 51,769,241 km (0.117 R)
• M25: 58,023,329 km (0.112 R)
• M26: 67,260,399 km (0.08 R)

Kuiper Belt

Range: 36.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 19,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit