🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.45 AU - 0.59 AU

Year: 144 Days

Day: 32.6 Hours

Environment

Temp: 152 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.78 AU - 1.02 AU

Year: 327 Days

Day: 46 Hours

Environment

Temp: 25 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.44 AU - 1.72 AU

Year: 760 Days

Day: 23.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,824,795 km

• M1: 42,037 km (0.045 R)
• M2: 604,076 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.74 AU - 2 AU

Year: 979 Days

Day: 32.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.7

Radius: 13.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.98 AU - 4.36 AU

Year: 3260 Days

Day: 12.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,824,795 km

• M1: 170,691 km (0.037 R)
• M2: 605,572 km (0.072 R)
• M3: 1,422,526 km (0.114 R)
• M4: 2,422,738 km (0.11 R)
• M5: 3,619,221 km (0.084 R)
• M6: 6,793,688 km (0.083 R)
• M7: 7,785,672 km (0.12 R)
• M8: 8,961,960 km (0.053 R)
• M9: 9,483,159 km (0.114 R)
• M10: 10,089,628 km (0.087 R)
• M11: 10,552,933 km (0.071 R)
• M12: 11,558,231 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.5

Radius: 11.6

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.66 AU - 6.2 AU

Year: 5529 Days

Day: 8.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,824,795 km

• M1: 144,212 km (0.101 R)
• M2: 594,801 km (0.05 R)
• M3: 997,519 km (0.079 R)
• M4: 1,810,882 km (0.082 R)
• M5: 2,370,827 km (0.118 R)
• M6: 2,793,890 km (0.094 R)
• M7: 3,568,059 km (0.025 R)
• M8: 4,402,665 km (0.093 R)
• M9: 5,971,797 km (0.053 R)
• M10: 6,491,351 km (0.062 R)
• M11: 7,658,813 km (0.073 R)
• M12: 9,255,620 km (0.071 R)
• M13: 11,112,130 km (0.109 R)
• M14: 12,204,793 km (0.117 R)
• M15: 14,487,806 km (0.087 R)
• M16: 16,283,728 km (0.081 R)
• M17: 18,561,505 km (0.1 R)
• M18: 19,179,943 km (0.082 R)
• M19: 20,603,516 km (0.117 R)
• M20: 21,565,730 km (0.101 R)
• M21: 22,403,328 km (0.114 R)
• M22: 27,623,097 km (0.119 R)
• M23: 28,159,106 km (0.041 R)
• M24: 29,251,620 km (0.05 R)
• M25: 30,277,711 km (0.119 R)
• M26: 32,008,409 km (0.081 R)
• M27: 32,898,068 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.3

Radius: 13.5

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.74 AU - 11.18 AU

Year: 11141 Days

Day: 6.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,824,795 km

• M1: 167,849 km (0.084 R)
• M2: 820,096 km (0.099 R)
• M3: 1,808,638 km (0.113 R)
• M4: 3,092,038 km (0.043 R)
• M5: 5,778,068 km (0.1 R)
• M6: 6,987,567 km (0.055 R)
• M7: 11,110,933 km (0.111 R)
• M8: 12,229,925 km (0.09 R)
• M9: 13,683,568 km (0.078 R)
• M10: 14,282,707 km (0.113 R)
• M11: 16,407,146 km (0.117 R)
• M12: 17,622,779 km (0.105 R)
• M13: 18,093,713 km (0.11 R)
• M14: 18,573,174 km (0.059 R)
• M15: 19,308,148 km (0.114 R)
• M16: 19,809,002 km (0.107 R)
• M17: 23,371,975 km (0.075 R)
• M18: 24,519,241 km (0.098 R)
• M19: 25,503,744 km (0.041 R)
• M20: 26,310,077 km (0.119 R)
• M21: 27,551,440 km (0.091 R)
• M22: 28,186,632 km (0.119 R)
• M23: 34,107,567 km (0.109 R)
• M24: 45,930,885 km (0.081 R)
• M25: 48,186,073 km (0.07 R)
• M26: 50,356,588 km (0.113 R)
• M27: 51,625,776 km (0.112 R)
• M28: 56,236,233 km (0.094 R)

Asteroid Belt

Center: 10.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.1

Radius: 4.4

Gravity: 18.29 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 11.05 AU - 12.23 AU

Year: 15205 Days

Day: 20.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,824,795 km

• M1: 55,351 km (0.073 R)
• M2: 216,169 km (0.108 R)
• M3: 431,440 km (0.092 R)
• M4: 574,007 km (0.111 R)
• M5: 739,761 km (0.104 R)
• M6: 1,281,156 km (0.113 R)
• M7: 1,525,001 km (0.099 R)
• M8: 2,141,344 km (0.095 R)
• M9: 2,734,350 km (0.108 R)
• M10: 3,531,258 km (0.094 R)
• M11: 4,066,669 km (0.034 R)
• M12: 4,502,298 km (0.098 R)
• M13: 4,685,106 km (0.051 R)
• M14: 5,263,302 km (0.049 R)
• M15: 6,995,346 km (0.096 R)
• M16: 12,165,000 km (0.12 R)
• M17: 12,699,962 km (0.109 R)
• M18: 16,387,100 km (0.103 R)
• M19: 16,747,332 km (0.1 R)
• M20: 21,150,446 km (0.1 R)
• M21: 22,184,915 km (0.117 R)
• M22: 25,682,813 km (0.044 R)
• M23: 30,279,656 km (0.113 R)
• M24: 34,919,135 km (0.116 R)
• M25: 36,605,851 km (0.085 R)
• M26: 39,364,885 km (0.116 R)
• M27: 44,173,409 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.7

Radius: 7.3

Gravity: 18.22 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 11.76 AU - 17.94 AU

Year: 21911 Days

Day: 23.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 90,824,795 km

• M1: 94,995 km (0.08 R)
• M2: 384,915 km (0.034 R)
• M3: 655,987 km (0.112 R)
• M4: 1,030,879 km (0.111 R)
• M5: 1,360,892 km (0.096 R)
• M6: 2,103,944 km (0.118 R)
• M7: 3,501,937 km (0.119 R)
• M8: 3,752,214 km (0.118 R)
• M9: 5,473,038 km (0.083 R)
• M10: 7,925,695 km (0.088 R)
• M11: 8,469,633 km (0.047 R)
• M12: 11,029,103 km (0.076 R)
• M13: 11,706,931 km (0.081 R)
• M14: 13,220,263 km (0.092 R)
• M15: 14,537,472 km (0.104 R)
• M16: 17,794,068 km (0.04 R)
• M17: 18,915,753 km (0.073 R)
• M18: 20,183,446 km (0.104 R)
• M19: 24,893,834 km (0.066 R)
• M20: 27,995,746 km (0.107 R)
• M21: 28,872,987 km (0.099 R)
• M22: 30,419,081 km (0.108 R)
• M23: 30,946,564 km (0.109 R)
• M24: 49,390,036 km (0.025 R)
• M25: 51,224,854 km (0.092 R)
• M26: 54,641,071 km (0.111 R)
• M27: 55,420,476 km (0.082 R)
• M28: 56,207,062 km (0.086 R)
• M29: 57,200,840 km (0.092 R)
• M30: 62,345,960 km (0.102 R)
• M31: 67,791,322 km (0.107 R)
• M32: 73,308,941 km (0.094 R)
• M33: 78,376,269 km (0.103 R)
• M34: 88,396,933 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 11,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit