🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.68 AU - 1.08 AU

Year: 300 Days

Day: 27.9 Hours

Environment

Temp: 116 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,648,334 km

• M1: 17,952 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.07 AU - 1.25 AU

Year: 454 Days

Day: 15.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 178.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.59 AU - 2.03 AU

Year: 885 Days

Day: 21.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 158.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,648,334 km

• M1: 51,611 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.3

Radius: 9.3

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.15 AU - 9.41 AU

Year: 8659 Days

Day: 10.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,648,334 km

• M1: 115,938 km (0.09 R)
• M2: 586,872 km (0.053 R)
• M3: 1,268,291 km (0.116 R)
• M4: 1,625,082 km (0.074 R)
• M5: 2,117,707 km (0.086 R)
• M6: 3,938,314 km (0.113 R)
• M7: 5,145,419 km (0.037 R)
• M8: 6,659,499 km (0.058 R)
• M9: 7,498,294 km (0.118 R)
• M10: 9,144,918 km (0.112 R)
• M11: 11,848,451 km (0.115 R)
• M12: 12,423,355 km (0.094 R)
• M13: 16,838,886 km (0.057 R)
• M14: 22,548,289 km (0.1 R)
• M15: 23,342,055 km (0.077 R)
• M16: 25,172,385 km (0.098 R)
• M17: 31,019,118 km (0.093 R)
• M18: 35,422,382 km (0.086 R)
• M19: 36,374,423 km (0.036 R)
• M20: 39,080,349 km (0.066 R)
• M21: 41,654,330 km (0.119 R)
• M22: 47,137,391 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.9

Radius: 11.7

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.31 AU - 12.18 AU

Year: 11048 Days

Day: 10.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,648,334 km

• M1: 146,756 km (0.112 R)
• M2: 916,736 km (0.12 R)
• M3: 1,385,575 km (0.054 R)
• M4: 1,962,126 km (0.081 R)
• M5: 2,425,131 km (0.105 R)
• M6: 3,600,671 km (0.107 R)
• M7: 4,010,569 km (0.119 R)
• M8: 4,668,351 km (0.063 R)
• M9: 8,460,956 km (0.094 R)
• M10: 9,595,656 km (0.115 R)
• M11: 10,443,128 km (0.115 R)
• M12: 16,020,436 km (0.1 R)
• M13: 16,683,753 km (0.048 R)
• M14: 19,772,351 km (0.109 R)
• M15: 20,194,217 km (0.088 R)
• M16: 20,881,469 km (0.099 R)
• M17: 21,495,718 km (0.095 R)
• M18: 23,130,374 km (0.049 R)
• M19: 24,651,635 km (0.12 R)
• M20: 25,140,371 km (0.04 R)
• M21: 30,726,954 km (0.085 R)
• M22: 35,083,992 km (0.085 R)
• M23: 37,602,771 km (0.075 R)
• M24: 39,970,606 km (0.084 R)
• M25: 49,658,864 km (0.086 R)
• M26: 52,828,394 km (0.064 R)
• M27: 55,125,768 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.7

Radius: 4.7

Gravity: 23.16 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.66 AU - 15.86 AU

Year: 16566 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,648,334 km

• M1: 58,642 km (0.106 R)
• M2: 378,931 km (0.096 R)
• M3: 574,905 km (0.101 R)
• M4: 1,216,380 km (0.116 R)
• M5: 1,511,537 km (0.084 R)
• M6: 1,941,780 km (0.081 R)
• M7: 2,089,433 km (0.082 R)
• M8: 3,502,984 km (0.044 R)
• M9: 6,096,113 km (0.1 R)
• M10: 7,708,030 km (0.107 R)
• M11: 10,345,740 km (0.109 R)
• M12: 11,927,438 km (0.117 R)
• M13: 12,552,009 km (0.111 R)
• M14: 13,198,123 km (0.053 R)
• M15: 13,730,691 km (0.085 R)
• M16: 15,487,568 km (0.065 R)
• M17: 15,781,827 km (0.099 R)
• M18: 18,518,571 km (0.086 R)
• M19: 18,767,053 km (0.101 R)
• M20: 20,923,656 km (0.057 R)
• M21: 21,922,820 km (0.085 R)
• M22: 24,212,565 km (0.096 R)
• M23: 24,708,781 km (0.071 R)
• M24: 26,656,695 km (0.105 R)
• M25: 28,594,287 km (0.094 R)
• M26: 30,050,771 km (0.113 R)
• M27: 51,721,220 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.6

Radius: 7.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 15.19 AU - 20.27 AU

Year: 27133 Days

Day: 17.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,648,334 km

• M1: 101,278 km (0.052 R)
• M2: 455,675 km (0.118 R)
• M3: 730,935 km (0.119 R)
• M4: 1,008,589 km (0.098 R)
• M5: 2,844,155 km (0.108 R)
• M6: 3,317,931 km (0.074 R)
• M7: 4,766,039 km (0.095 R)
• M8: 8,090,702 km (0.113 R)
• M9: 8,462,303 km (0.081 R)
• M10: 9,290,028 km (0.052 R)
• M11: 10,385,683 km (0.089 R)
• M12: 13,401,576 km (0.079 R)
• M13: 14,935,103 km (0.104 R)
• M14: 15,780,032 km (0.094 R)
• M15: 22,245,353 km (0.117 R)
• M16: 23,815,831 km (0.095 R)
• M17: 24,773,258 km (0.111 R)
• M18: 30,391,855 km (0.114 R)
• M19: 34,092,607 km (0.056 R)
• M20: 36,552,145 km (0.092 R)
• M21: 50,954,232 km (0.115 R)
• M22: 54,819,242 km (0.085 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 20,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit