🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.74 AU - 0.92 AU

Year: 271 Days

Day: 12.2 Hours

Environment

Temp: 191 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.07 AU - 1.55 AU

Year: 537 Days

Day: 22.2 Hours

Environment

Temp: -3 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.38 AU - 2.6 AU

Year: 1407 Days

Day: 25.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,374,240 km

• M1: 22,888 km (0.09 R)
• M2: 446,250 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.38 AU - 3.4 AU

Year: 2235 Days

Day: 29.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,374,240 km

• M1: 26,778 km (0.054 R)
• M2: 1,429,408 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.4

Radius: 10.5

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.4 AU - 7.62 AU

Year: 6647 Days

Day: 11.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,374,240 km

• M1: 130,599 km (0.114 R)
• M2: 480,209 km (0.079 R)
• M3: 1,095,954 km (0.096 R)
• M4: 1,441,076 km (0.106 R)
• M5: 1,830,779 km (0.109 R)
• M6: 2,413,014 km (0.036 R)
• M7: 3,514,353 km (0.119 R)
• M8: 3,973,020 km (0.025 R)
• M9: 4,363,022 km (0.101 R)
• M10: 6,358,657 km (0.095 R)
• M11: 6,748,510 km (0.078 R)
• M12: 7,576,384 km (0.108 R)
• M13: 9,031,223 km (0.105 R)
• M14: 9,662,526 km (0.066 R)
• M15: 10,763,118 km (0.098 R)
• M16: 12,159,614 km (0.086 R)
• M17: 13,615,052 km (0.086 R)
• M18: 14,505,758 km (0.094 R)
• M19: 15,120,904 km (0.098 R)
• M20: 16,868,805 km (0.056 R)
• M21: 19,924,641 km (0.108 R)
• M22: 20,302,376 km (0.118 R)
• M23: 20,916,774 km (0.11 R)
• M24: 31,172,756 km (0.098 R)
• M25: 31,579,961 km (0.085 R)
• M26: 32,927,539 km (0.117 R)
• M27: 34,097,543 km (0.107 R)
• M28: 38,469,242 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.1

Radius: 9.8

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.67 AU - 9.95 AU

Year: 8580 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,374,240 km

• M1: 121,922 km (0.119 R)
• M2: 457,769 km (0.114 R)
• M3: 763,697 km (0.12 R)
• M4: 1,102,836 km (0.115 R)
• M5: 1,423,573 km (0.119 R)
• M6: 2,809,298 km (0.064 R)
• M7: 3,372,235 km (0.084 R)
• M8: 3,770,914 km (0.098 R)
• M9: 4,256,807 km (0.105 R)
• M10: 5,063,738 km (0.039 R)
• M11: 5,453,740 km (0.042 R)
• M12: 6,745,667 km (0.029 R)
• M13: 7,883,509 km (0.081 R)
• M14: 8,634,041 km (0.089 R)
• M15: 10,380,297 km (0.095 R)
• M16: 10,692,657 km (0.076 R)
• M17: 13,982,614 km (0.104 R)
• M18: 22,132,257 km (0.117 R)
• M19: 22,650,763 km (0.069 R)
• M20: 23,177,348 km (0.111 R)
• M21: 24,255,200 km (0.09 R)
• M22: 25,933,988 km (0.095 R)
• M23: 27,193,602 km (0.107 R)
• M24: 29,107,407 km (0.075 R)
• M25: 29,625,614 km (0.117 R)
• M26: 31,542,262 km (0.088 R)
• M27: 33,089,104 km (0.073 R)
• M28: 36,094,825 km (0.093 R)
• M29: 38,155,835 km (0.109 R)
• M30: 39,026,793 km (0.059 R)
• M31: 46,618,885 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.6

Radius: 10.7

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.52 AU - 8.94 AU

Year: 9238 Days

Day: 14.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 94,374,240 km

• M1: 132,993 km (0.106 R)
• M2: 498,460 km (0.105 R)
• M3: 883,824 km (0.064 R)
• M4: 1,359,994 km (0.114 R)
• M5: 2,070,285 km (0.051 R)
• M6: 3,543,525 km (0.099 R)
• M7: 4,329,811 km (0.042 R)
• M8: 5,357,249 km (0.097 R)
• M9: 5,963,420 km (0.081 R)
• M10: 7,889,044 km (0.111 R)
• M11: 9,226,000 km (0.043 R)
• M12: 9,703,666 km (0.046 R)
• M13: 10,553,531 km (0.111 R)
• M14: 11,076,226 km (0.107 R)
• M15: 15,967,778 km (0.066 R)
• M16: 17,366,218 km (0.107 R)
• M17: 19,150,173 km (0.112 R)
• M18: 20,165,943 km (0.119 R)
• M19: 21,714,580 km (0.114 R)
• M20: 22,818,911 km (0.109 R)
• M21: 27,028,296 km (0.097 R)
• M22: 28,405,644 km (0.096 R)
• M23: 28,807,613 km (0.087 R)
• M24: 30,036,410 km (0.111 R)
• M25: 30,980,522 km (0.117 R)
• M26: 33,595,343 km (0.106 R)
• M27: 35,302,255 km (0.065 R)
• M28: 36,708,774 km (0.117 R)
• M29: 37,909,297 km (0.08 R)
• M30: 39,508,648 km (0.12 R)
• M31: 44,711,961 km (0.118 R)
• M32: 45,392,931 km (0.102 R)
• M33: 45,804,774 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.3

Radius: 3.3

Gravity: 62.29 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 17.33 AU - 19.03 AU

Year: 27763 Days

Day: 15.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 94,374,240 km

• M1: 40,990 km (0.039 R)
• M2: 159,920 km (0.1 R)
• M3: 340,634 km (0.076 R)
• M4: 488,287 km (0.075 R)
• M5: 698,323 km (0.096 R)
• M6: 914,641 km (0.072 R)
• M7: 2,089,733 km (0.103 R)
• M8: 4,478,960 km (0.108 R)
• M9: 4,858,191 km (0.087 R)
• M10: 5,810,680 km (0.101 R)
• M11: 6,169,416 km (0.097 R)
• M12: 6,542,513 km (0.1 R)
• M13: 7,282,574 km (0.081 R)
• M14: 8,022,036 km (0.062 R)
• M15: 11,832,743 km (0.112 R)
• M16: 14,486,310 km (0.116 R)
• M17: 17,510,880 km (0.041 R)
• M18: 17,881,284 km (0.116 R)
• M19: 20,416,968 km (0.105 R)
• M20: 21,558,400 km (0.054 R)
• M21: 21,664,165 km (0.088 R)
• M22: 22,741,569 km (0.092 R)
• M23: 24,194,912 km (0.109 R)
• M24: 25,708,843 km (0.111 R)
• M25: 26,793,278 km (0.114 R)
• M26: 27,161,438 km (0.066 R)
• M27: 31,983,127 km (0.106 R)
• M28: 33,236,458 km (0.04 R)
• M29: 34,377,740 km (0.106 R)
• M30: 39,520,317 km (0.108 R)
• M31: 44,807,105 km (0.084 R)
• M32: 46,727,793 km (0.079 R)
• M33: 54,370,449 km (0.1 R)
• M34: 58,795,105 km (0.054 R)
• M35: 65,872,730 km (0.116 R)
• M36: 73,257,928 km (0.088 R)
• M37: 75,186,693 km (0.051 R)
• M38: 84,548,677 km (0.104 R)
• M39: 85,340,050 km (0.094 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 18,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit