🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.79 AU - 1.07 AU

Year: 324 Days

Day: 34.6 Hours

Environment

Temp: 165 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.58 AU - 2.03 AU

Year: 873 Days

Day: 34.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.79 AU - 2.97 AU

Year: 1768 Days

Day: 45 Hours

Environment

Temp: -94 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.69 AU - 4.11 AU

Year: 2267 Days

Day: 41.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.91 AU - 4.79 AU

Year: 3281 Days

Day: 27.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.2

Radius: 10.7

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.81 AU - 8.43 AU

Year: 6871 Days

Day: 12.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,192,910 km

• M1: 133,142 km (0.119 R)
• M2: 469,139 km (0.101 R)
• M3: 1,209,349 km (0.105 R)
• M4: 2,764,868 km (0.1 R)
• M5: 3,201,694 km (0.054 R)
• M6: 3,871,443 km (0.112 R)
• M7: 4,851,309 km (0.101 R)
• M8: 5,829,679 km (0.038 R)
• M9: 6,689,418 km (0.096 R)
• M10: 7,481,240 km (0.089 R)
• M11: 9,164,814 km (0.113 R)
• M12: 10,607,387 km (0.117 R)
• M13: 13,654,994 km (0.1 R)
• M14: 14,749,303 km (0.119 R)
• M15: 15,901,057 km (0.088 R)
• M16: 16,916,677 km (0.1 R)
• M17: 18,797,272 km (0.105 R)
• M18: 19,217,791 km (0.104 R)
• M19: 19,788,058 km (0.042 R)
• M20: 26,389,812 km (0.083 R)
• M21: 27,812,039 km (0.095 R)
• M22: 28,634,080 km (0.038 R)
• M23: 34,221,560 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.6

Radius: 11.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.83 AU - 9.55 AU

Year: 8476 Days

Day: 6.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,192,910 km

• M1: 150,346 km (0.115 R)
• M2: 527,931 km (0.108 R)
• M3: 1,482,365 km (0.096 R)
• M4: 1,865,186 km (0.074 R)
• M5: 2,363,946 km (0.106 R)
• M6: 2,763,222 km (0.076 R)
• M7: 3,567,161 km (0.095 R)
• M8: 4,495,266 km (0.076 R)
• M9: 5,728,102 km (0.067 R)
• M10: 6,100,601 km (0.076 R)
• M11: 6,589,188 km (0.042 R)
• M12: 7,756,650 km (0.03 R)
• M13: 11,058,424 km (0.103 R)
• M14: 11,986,230 km (0.111 R)
• M15: 12,650,295 km (0.103 R)
• M16: 14,108,126 km (0.098 R)
• M17: 17,809,627 km (0.1 R)
• M18: 18,878,503 km (0.1 R)
• M19: 19,567,850 km (0.096 R)
• M20: 22,113,707 km (0.086 R)
• M21: 23,584,404 km (0.036 R)
• M22: 30,780,659 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 13.1

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.57 AU - 10.01 AU

Year: 10240 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 105,192,910 km

• M1: 162,912 km (0.119 R)
• M2: 575,204 km (0.114 R)
• M3: 1,217,876 km (0.1 R)
• M4: 1,784,553 km (0.07 R)
• M5: 2,419,746 km (0.095 R)
• M6: 2,858,965 km (0.078 R)
• M7: 4,047,819 km (0.097 R)
• M8: 4,618,086 km (0.103 R)
• M9: 6,281,615 km (0.067 R)
• M10: 7,683,197 km (0.103 R)
• M11: 8,193,924 km (0.105 R)
• M12: 8,685,503 km (0.118 R)
• M13: 10,611,127 km (0.039 R)
• M14: 11,047,803 km (0.082 R)
• M15: 11,853,836 km (0.115 R)
• M16: 15,413,517 km (0.102 R)
• M17: 15,848,548 km (0.095 R)
• M18: 18,774,383 km (0.054 R)
• M19: 20,290,558 km (0.052 R)
• M20: 21,192,782 km (0.036 R)
• M21: 21,653,843 km (0.077 R)
• M22: 23,812,091 km (0.098 R)
• M23: 26,818,560 km (0.042 R)
• M24: 27,996,942 km (0.072 R)
• M25: 29,781,196 km (0.103 R)
• M26: 32,955,513 km (0.062 R)
• M27: 34,836,856 km (0.064 R)
• M28: 35,479,678 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.9

Radius: 3.1

Gravity: 84.38 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 14.51 AU - 23.43 AU

Year: 29881 Days

Day: 19.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 105,192,910 km

• M1: 70,161 km (0.096 R)
• M2: 211,382 km (0.075 R)
• M3: 485,595 km (0.098 R)
• M4: 602,131 km (0.044 R)
• M5: 879,785 km (0.094 R)
• M6: 1,220,419 km (0.11 R)
• M7: 1,334,712 km (0.112 R)
• M8: 1,438,384 km (0.067 R)
• M9: 1,782,159 km (0.106 R)
• M10: 1,929,663 km (0.072 R)
• M11: 3,921,559 km (0.12 R)
• M12: 5,068,376 km (0.088 R)
• M13: 5,236,374 km (0.038 R)
• M14: 6,039,416 km (0.079 R)
• M15: 7,500,089 km (0.1 R)
• M16: 7,718,502 km (0.093 R)
• M17: 14,995,391 km (0.111 R)
• M18: 15,341,860 km (0.072 R)
• M19: 16,140,862 km (0.104 R)
• M20: 16,504,834 km (0.083 R)
• M21: 17,248,934 km (0.027 R)
• M22: 19,925,240 km (0.068 R)
• M23: 21,090,607 km (0.078 R)
• M24: 23,324,402 km (0.1 R)
• M25: 25,099,830 km (0.11 R)
• M26: 25,465,298 km (0.101 R)
• M27: 25,587,968 km (0.102 R)
• M28: 30,822,996 km (0.032 R)
• M29: 32,091,885 km (0.056 R)
• M30: 36,728,372 km (0.043 R)
• M31: 37,833,750 km (0.117 R)
• M32: 39,779,869 km (0.108 R)
• M33: 52,675,205 km (0.065 R)
• M34: 55,921,928 km (0.115 R)
• M35: 59,299,399 km (0.076 R)
• M36: 61,477,843 km (0.105 R)
• M37: 68,096,053 km (0.098 R)
• M38: 78,758,492 km (0.043 R)
• M39: 92,492,175 km (0.047 R)
• M40: 93,072,465 km (0.108 R)
• M41: 93,363,433 km (0.069 R)
• M42: 98,706,321 km (0.048 R)
• M43: 99,312,342 km (0.112 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 15,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit