🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.5 AU - 2.06 AU

Year: 863 Days

Day: 23.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,815,079 km

• M1: 1,276,967 km (0.028 R)

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.5

Radius: 8.5

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.45 AU - 6.05 AU

Year: 5011 Days

Day: 11 Hours

Environment

Temp: -138 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,815,079 km

• M1: 105,915 km (0.081 R)
• M2: 966,701 km (0.032 R)
• M3: 1,571,675 km (0.047 R)
• M4: 1,882,091 km (0.045 R)
• M5: 2,156,753 km (0.073 R)
• M6: 2,593,877 km (0.08 R)
• M7: 2,879,909 km (0.031 R)
• M8: 3,602,167 km (0.025 R)
• M9: 3,913,779 km (0.08 R)
• M10: 4,340,881 km (0.07 R)
• M11: 4,617,039 km (0.097 R)
• M12: 5,575,064 km (0.084 R)
• M13: 6,023,857 km (0.119 R)
• M14: 6,336,367 km (0.109 R)
• M15: 6,692,710 km (0.066 R)
• M16: 7,062,366 km (0.066 R)
• M17: 8,600,382 km (0.07 R)
• M18: 9,241,259 km (0.119 R)
• M19: 9,657,739 km (0.088 R)
• M20: 13,773,177 km (0.11 R)
• M21: 15,389,283 km (0.106 R)
• M22: 18,729,055 km (0.101 R)
• M23: 19,127,584 km (0.082 R)
• M24: 19,667,782 km (0.091 R)
• M25: 20,218,152 km (0.063 R)
• M26: 20,920,514 km (0.114 R)
• M27: 22,747,553 km (0.095 R)
• M28: 27,904,940 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 12.1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.05 AU - 7.41 AU

Year: 5651 Days

Day: 9.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,815,079 km

• M1: 151,842 km (0.11 R)
• M2: 562,189 km (0.064 R)
• M3: 973,882 km (0.102 R)
• M4: 1,446,911 km (0.088 R)
• M5: 1,869,076 km (0.054 R)
• M6: 2,401,794 km (0.101 R)
• M7: 2,781,174 km (0.076 R)
• M8: 4,419,121 km (0.102 R)
• M9: 4,834,704 km (0.052 R)
• M10: 6,569,890 km (0.097 R)
• M11: 7,686,488 km (0.111 R)
• M12: 10,106,084 km (0.079 R)
• M13: 14,085,238 km (0.079 R)
• M14: 14,556,920 km (0.116 R)
• M15: 17,667,209 km (0.031 R)
• M16: 18,551,183 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.2

Radius: 13.4

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.89 AU - 8.29 AU

Year: 6861 Days

Day: 12.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,815,079 km

• M1: 166,652 km (0.105 R)
• M2: 914,043 km (0.112 R)
• M3: 1,777,971 km (0.096 R)
• M4: 3,266,021 km (0.114 R)
• M5: 5,604,834 km (0.093 R)
• M6: 6,785,460 km (0.067 R)
• M7: 9,476,726 km (0.117 R)
• M8: 16,231,668 km (0.036 R)
• M9: 17,276,460 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.4

Radius: 10.7

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.28 AU - 9.54 AU

Year: 8864 Days

Day: 13.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,815,079 km

• M1: 140,323 km (0.12 R)
• M2: 1,090,269 km (0.109 R)
• M3: 5,206,604 km (0.042 R)
• M4: 8,394,385 km (0.112 R)
• M5: 9,887,671 km (0.03 R)
• M6: 12,743,046 km (0.095 R)
• M7: 14,408,669 km (0.098 R)
• M8: 15,062,860 km (0.06 R)
• M9: 15,527,212 km (0.045 R)
• M10: 18,283,253 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.1

Radius: 12.5

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.52 AU - 10.66 AU

Year: 9150 Days

Day: 7.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,815,079 km

• M1: 155,582 km (0.051 R)
• M2: 676,482 km (0.097 R)
• M3: 1,697,786 km (0.095 R)
• M4: 3,302,523 km (0.093 R)
• M5: 3,776,449 km (0.115 R)
• M6: 4,924,612 km (0.102 R)
• M7: 5,478,124 km (0.116 R)
• M8: 5,929,162 km (0.069 R)
• M9: 6,985,622 km (0.116 R)
• M10: 7,392,080 km (0.074 R)
• M11: 8,342,325 km (0.114 R)
• M12: 12,493,965 km (0.116 R)
• M13: 15,013,493 km (0.103 R)
• M14: 15,692,966 km (0.095 R)
• M15: 16,110,344 km (0.1 R)
• M16: 18,694,947 km (0.099 R)
• M17: 24,207,927 km (0.056 R)
• M18: 28,397,865 km (0.084 R)
• M19: 30,935,044 km (0.08 R)
• M20: 32,035,636 km (0.051 R)
• M21: 32,483,083 km (0.094 R)
• M22: 35,255,730 km (0.042 R)
• M23: 40,092,229 km (0.056 R)
• M24: 43,142,680 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.8

Radius: 6.4

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 12.37 AU - 13.83 AU

Year: 17232 Days

Day: 18.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 63,815,079 km

• M1: 80,783 km (0.09 R)
• M2: 315,502 km (0.1 R)
• M3: 663,766 km (0.086 R)
• M4: 934,388 km (0.116 R)
• M5: 1,237,324 km (0.101 R)
• M6: 2,737,641 km (0.036 R)
• M7: 3,693,871 km (0.068 R)
• M8: 4,017,002 km (0.061 R)
• M9: 4,390,698 km (0.112 R)
• M10: 5,576,560 km (0.054 R)
• M11: 5,962,672 km (0.077 R)
• M12: 6,284,158 km (0.117 R)
• M13: 6,532,939 km (0.114 R)
• M14: 7,781,632 km (0.093 R)
• M15: 9,556,611 km (0.097 R)
• M16: 9,941,526 km (0.078 R)
• M17: 11,401,153 km (0.085 R)
• M18: 12,406,899 km (0.11 R)
• M19: 12,864,968 km (0.104 R)
• M20: 13,676,537 km (0.074 R)
• M21: 19,102,751 km (0.064 R)
• M22: 19,713,559 km (0.081 R)
• M23: 19,979,394 km (0.08 R)
• M24: 20,337,382 km (0.106 R)
• M25: 24,156,316 km (0.027 R)
• M26: 24,359,021 km (0.088 R)
• M27: 27,206,467 km (0.096 R)
• M28: 27,756,987 km (0.094 R)
• M29: 31,821,113 km (0.084 R)
• M30: 32,555,489 km (0.04 R)
• M31: 36,663,895 km (0.106 R)
• M32: 36,931,675 km (0.084 R)
• M33: 45,891,840 km (0.034 R)
• M34: 47,778,568 km (0.098 R)
• M35: 48,579,665 km (0.066 R)
• M36: 50,044,377 km (0.057 R)
• M37: 52,550,590 km (0.032 R)
• M38: 57,450,220 km (0.108 R)
• M39: 60,943,031 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.5

Radius: 6.9

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 11.51 AU - 15.47 AU

Year: 18007 Days

Day: 20.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 135.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,815,079 km

• M1: 85,869 km (0.091 R)
• M2: 489,335 km (0.115 R)
• M3: 737,069 km (0.037 R)
• M4: 1,180,327 km (0.113 R)
• M5: 1,484,759 km (0.097 R)
• M6: 2,524,913 km (0.08 R)
• M7: 2,771,600 km (0.115 R)
• M8: 3,694,319 km (0.108 R)
• M9: 8,196,168 km (0.083 R)
• M10: 8,689,692 km (0.114 R)
• M11: 9,255,022 km (0.093 R)
• M12: 11,277,735 km (0.104 R)
• M13: 13,851,267 km (0.088 R)
• M14: 14,909,821 km (0.064 R)
• M15: 18,158,938 km (0.077 R)
• M16: 18,491,194 km (0.093 R)
• M17: 21,944,960 km (0.118 R)
• M18: 22,511,936 km (0.065 R)
• M19: 30,678,933 km (0.095 R)
• M20: 39,500,420 km (0.104 R)
• M21: 40,058,271 km (0.083 R)
• M22: 40,339,066 km (0.044 R)
• M23: 40,762,727 km (0.11 R)
• M24: 47,166,713 km (0.111 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 14,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit