🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.69 AU - 0.71 AU

Year: 207 Days

Day: 36.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.67 AU - 0.85 AU

Year: 234 Days

Day: 14.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,783,923 km

• M1: 92,601 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.95 AU - 1.23 AU

Year: 402 Days

Day: 47.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.84 AU - 4.62 AU

Year: 2544 Days

Day: 42 Hours

Environment

Temp: -108 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.82 AU - 4.16 AU

Year: 2814 Days

Day: 31.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 291

Radius: 7.4

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 12.27 AU - 15.21 AU

Year: 17984 Days

Day: 16.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,783,923 km

• M1: 94,695 km (0.099 R)
• M2: 335,398 km (0.031 R)
• M3: 674,088 km (0.099 R)
• M4: 1,037,760 km (0.069 R)
• M5: 1,362,687 km (0.095 R)
• M6: 2,451,909 km (0.11 R)
• M7: 5,509,839 km (0.106 R)
• M8: 6,741,329 km (0.075 R)
• M9: 8,101,473 km (0.066 R)
• M10: 8,514,961 km (0.118 R)
• M11: 8,750,578 km (0.082 R)
• M12: 9,039,152 km (0.087 R)
• M13: 9,635,449 km (0.071 R)
• M14: 11,017,135 km (0.058 R)
• M15: 11,697,357 km (0.083 R)
• M16: 12,345,265 km (0.116 R)
• M17: 12,892,943 km (0.063 R)
• M18: 14,167,816 km (0.025 R)
• M19: 18,259,766 km (0.09 R)
• M20: 18,811,035 km (0.107 R)
• M21: 19,864,204 km (0.113 R)
• M22: 24,471,968 km (0.057 R)
• M23: 31,846,544 km (0.102 R)
• M24: 33,107,355 km (0.092 R)
• M25: 37,466,488 km (0.091 R)
• M26: 42,879,686 km (0.112 R)
• M27: 43,156,293 km (0.047 R)
• M28: 44,415,907 km (0.08 R)
• M29: 44,983,631 km (0.097 R)
• M30: 46,569,518 km (0.053 R)
• M31: 49,700,153 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.8

Radius: 4.6

Gravity: 23.15 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 12.93 AU - 16.79 AU

Year: 20227 Days

Day: 17.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,783,923 km

• M1: 69,862 km (0.09 R)
• M2: 265,985 km (0.09 R)
• M3: 572,960 km (0.113 R)
• M4: 901,477 km (0.103 R)
• M5: 1,076,955 km (0.089 R)
• M6: 1,346,381 km (0.083 R)
• M7: 1,676,394 km (0.116 R)
• M8: 2,845,501 km (0.115 R)
• M9: 3,756,702 km (0.094 R)
• M10: 5,059,849 km (0.063 R)
• M11: 7,078,223 km (0.119 R)
• M12: 9,522,503 km (0.101 R)
• M13: 11,084,305 km (0.068 R)
• M14: 13,283,842 km (0.085 R)
• M15: 14,124,881 km (0.074 R)
• M16: 14,926,427 km (0.031 R)
• M17: 16,619,875 km (0.067 R)
• M18: 18,437,190 km (0.078 R)
• M19: 18,608,629 km (0.104 R)
• M20: 21,594,453 km (0.096 R)
• M21: 22,073,166 km (0.085 R)
• M22: 23,450,813 km (0.03 R)
• M23: 25,410,694 km (0.115 R)
• M24: 25,729,787 km (0.081 R)
• M25: 26,267,591 km (0.11 R)
• M26: 31,449,811 km (0.101 R)
• M27: 33,317,989 km (0.087 R)
• M28: 34,864,681 km (0.095 R)
• M29: 40,510,206 km (0.12 R)
• M30: 45,944,049 km (0.058 R)
• M31: 52,014,880 km (0.088 R)
• M32: 52,701,535 km (0.12 R)
• M33: 60,847,588 km (0.117 R)
• M34: 61,801,424 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.3

Radius: 7.2

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 20.35 AU - 20.59 AU

Year: 32702 Days

Day: 19.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,783,923 km

• M1: 89,609 km (0.105 R)
• M2: 479,760 km (0.098 R)
• M3: 759,957 km (0.062 R)
• M4: 1,084,884 km (0.119 R)
• M5: 1,809,536 km (0.083 R)
• M6: 2,486,765 km (0.107 R)
• M7: 2,998,839 km (0.064 R)
• M8: 3,349,646 km (0.09 R)
• M9: 4,133,988 km (0.079 R)
• M10: 5,109,216 km (0.102 R)
• M11: 6,893,619 km (0.042 R)
• M12: 7,603,461 km (0.114 R)
• M13: 8,103,118 km (0.098 R)
• M14: 13,995,928 km (0.092 R)
• M15: 17,929,305 km (0.119 R)
• M16: 24,204,636 km (0.101 R)
• M17: 27,423,534 km (0.096 R)
• M18: 34,290,974 km (0.09 R)
• M19: 37,331,401 km (0.1 R)
• M20: 46,527,631 km (0.103 R)
• M21: 49,212,613 km (0.097 R)
• M22: 52,532,938 km (0.078 R)
• M23: 57,314,535 km (0.09 R)
• M24: 63,790,626 km (0.072 R)
• M25: 74,506,023 km (0.096 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 18,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit