🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.47 AU - 0.53 AU

Year: 128 Days

Day: 20.5 Hours

Environment

Temp: 209 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,621,931 km

• M1: 76,445 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.04 AU - 1.04 AU

Year: 385 Days

Day: 40.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 39,621,931 km

• M1: 184,005 km (0.098 R)
• M2: 280,496 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.02 AU - 1.42 AU

Year: 490 Days

Day: 26.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.25 AU - 1.51 AU

Year: 589 Days

Day: 23.4 Hours

Environment

Temp: -9 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.26 AU - 1.98 AU

Year: 749 Days

Day: 47.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.6 AU - 4.2 AU

Year: 2799 Days

Day: 18.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,621,931 km

• M1: 1,786,498 km (0.091 R)
• M2: 1,979,629 km (0.061 R)

Asteroid Belt

Center: 7.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110

Radius: 11.9

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.63 AU - 11.65 AU

Year: 14433 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 39,621,931 km

• M1: 159,771 km (0.087 R)
• M2: 234,719 km (0.113 R)
• M3: 328,816 km (0.102 R)
• M4: 552,166 km (0.057 R)
• M5: 814,860 km (0.057 R)
• M6: 1,012,778 km (0.071 R)
• M7: 1,087,427 km (0.111 R)
• M8: 1,542,204 km (0.099 R)
• M9: 2,208,663 km (0.082 R)
• M10: 2,368,284 km (0.098 R)
• M11: 2,614,821 km (0.106 R)
• M12: 2,848,194 km (0.03 R)
• M13: 2,978,494 km (0.044 R)
• M14: 3,267,816 km (0.096 R)
• M15: 4,116,036 km (0.114 R)
• M16: 5,188,054 km (0.06 R)
• M17: 5,455,685 km (0.116 R)
• M18: 6,628,532 km (0.047 R)
• M19: 6,889,880 km (0.093 R)
• M20: 7,785,522 km (0.063 R)
• M21: 8,092,198 km (0.044 R)
• M22: 8,622,821 km (0.06 R)
• M23: 9,100,338 km (0.11 R)
• M24: 9,261,455 km (0.078 R)
• M25: 9,586,531 km (0.119 R)
• M26: 11,198,597 km (0.088 R)
• M27: 11,579,922 km (0.076 R)
• M28: 12,390,892 km (0.08 R)
• M29: 12,569,512 km (0.049 R)
• M30: 12,821,136 km (0.098 R)
• M31: 13,366,121 km (0.09 R)
• M32: 13,622,980 km (0.095 R)
• M33: 13,770,484 km (0.106 R)
• M34: 14,478,680 km (0.054 R)
• M35: 15,389,881 km (0.119 R)
• M36: 15,659,307 km (0.069 R)
• M37: 16,515,755 km (0.076 R)
• M38: 16,594,443 km (0.09 R)
• M39: 18,233,736 km (0.113 R)
• M40: 19,052,037 km (0.056 R)
• M41: 19,258,482 km (0.085 R)
• M42: 19,673,616 km (0.041 R)
• M43: 19,965,930 km (0.094 R)
• M44: 20,301,777 km (0.087 R)
• M45: 21,966,054 km (0.099 R)
• M46: 22,095,755 km (0.107 R)
• M47: 23,496,440 km (0.099 R)
• M48: 23,895,567 km (0.116 R)
• M49: 24,296,938 km (0.062 R)
• M50: 25,332,754 km (0.071 R)
• M51: 26,613,162 km (0.086 R)
• M52: 26,751,690 km (0.086 R)
• M53: 28,999,098 km (0.097 R)
• M54: 29,427,248 km (0.097 R)
• M55: 30,049,425 km (0.066 R)
• M56: 30,241,658 km (0.105 R)
• M57: 30,530,831 km (0.117 R)
• M58: 30,675,791 km (0.086 R)
• M59: 31,014,930 km (0.099 R)
• M60: 31,160,638 km (0.114 R)
• M61: 31,306,646 km (0.087 R)
• M62: 31,550,341 km (0.044 R)
• M63: 31,892,620 km (0.067 R)
• M64: 32,236,097 km (0.04 R)
• M65: 33,174,824 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118

Radius: 4.1

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 12.32 AU - 14.76 AU

Year: 18107 Days

Day: 16.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 104 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 39,621,931 km

• M1: 131,048 km (0.053 R)
• M2: 575,353 km (0.06 R)
• M3: 1,048,980 km (0.111 R)
• M4: 1,359,097 km (0.103 R)
• M5: 1,841,999 km (0.113 R)
• M6: 1,905,727 km (0.059 R)
• M7: 2,079,560 km (0.106 R)
• M8: 2,281,218 km (0.092 R)
• M9: 2,349,883 km (0.089 R)
• M10: 3,072,890 km (0.115 R)
• M11: 3,537,391 km (0.115 R)
• M12: 3,831,949 km (0.043 R)
• M13: 3,859,027 km (0.094 R)
• M14: 3,913,630 km (0.078 R)
• M15: 4,246,186 km (0.11 R)
• M16: 5,027,087 km (0.097 R)
• M17: 7,013,597 km (0.072 R)
• M18: 8,385,559 km (0.09 R)
• M19: 8,456,319 km (0.026 R)
• M20: 9,029,279 km (0.114 R)
• M21: 9,210,890 km (0.115 R)
• M22: 10,061,803 km (0.107 R)
• M23: 10,287,846 km (0.117 R)
• M24: 10,325,694 km (0.12 R)
• M25: 10,363,542 km (0.089 R)
• M26: 11,208,770 km (0.084 R)
• M27: 11,956,460 km (0.096 R)
• M28: 12,115,932 km (0.082 R)
• M29: 12,760,698 km (0.105 R)
• M30: 13,416,535 km (0.117 R)
• M31: 13,790,381 km (0.109 R)
• M32: 13,957,631 km (0.118 R)
• M33: 14,803,607 km (0.077 R)
• M34: 15,276,037 km (0.111 R)
• M35: 15,709,871 km (0.08 R)
• M36: 15,840,769 km (0.101 R)
• M37: 16,412,233 km (0.099 R)
• M38: 16,633,787 km (0.105 R)
• M39: 17,214,526 km (0.112 R)
• M40: 18,580,056 km (0.094 R)
• M41: 19,229,011 km (0.051 R)
• M42: 19,556,331 km (0.11 R)
• M43: 19,650,129 km (0.06 R)
• M44: 19,697,103 km (0.119 R)
• M45: 19,838,323 km (0.048 R)
• M46: 20,169,084 km (0.118 R)
• M47: 20,406,346 km (0.105 R)
• M48: 20,644,656 km (0.108 R)
• M49: 21,171,988 km (0.108 R)
• M50: 21,995,824 km (0.081 R)
• M51: 22,436,240 km (0.094 R)
• M52: 22,583,594 km (0.074 R)
• M53: 24,833,396 km (0.09 R)
• M54: 24,884,110 km (0.093 R)
• M55: 24,934,973 km (0.034 R)
• M56: 25,240,751 km (0.111 R)
• M57: 25,342,926 km (0.096 R)
• M58: 25,445,251 km (0.101 R)
• M59: 26,062,043 km (0.116 R)
• M60: 28,312,594 km (0.05 R)
• M61: 28,791,457 km (0.028 R)
• M62: 28,898,269 km (0.075 R)
• M63: 29,811,116 km (0.055 R)
• M64: 30,570,026 km (0.034 R)
• M65: 31,335,219 km (0.083 R)
• M66: 32,217,547 km (0.09 R)
• M67: 32,328,399 km (0.1 R)
• M68: 32,828,804 km (0.119 R)
• M69: 33,724,746 km (0.089 R)
• M70: 34,401,975 km (0.097 R)
• M71: 34,571,918 km (0.027 R)
• M72: 34,685,463 km (0.098 R)
• M73: 34,742,161 km (0.108 R)
• M74: 35,368,976 km (0.1 R)
• M75: 35,712,452 km (0.104 R)
• M76: 35,827,194 km (0.068 R)
• M77: 39,088,876 km (0.09 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 18,650 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit