🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.62 AU - 0.64 AU

Year: 177 Days

Day: 35 Hours

Environment

Temp: 231 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.71 AU - 0.83 AU

Year: 239 Days

Day: 42.6 Hours

Environment

Temp: 153 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.88 AU - 0.92 AU

Year: 301 Days

Day: 29.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 48.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.51 AU - 1.85 AU

Year: 769 Days

Day: 45.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.96 AU - 4.64 AU

Year: 2616 Days

Day: 27.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.4

Radius: 11.2

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.38 AU - 6.64 AU

Year: 5202 Days

Day: 9 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,140,600 km

• M1: 139,425 km (0.108 R)
• M2: 785,838 km (0.081 R)
• M3: 1,339,499 km (0.056 R)
• M4: 3,345,008 km (0.12 R)
• M5: 4,250,225 km (0.036 R)
• M6: 6,066,792 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.6

Radius: 13.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.36 AU - 8.18 AU

Year: 6220 Days

Day: 7.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 137.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,140,600 km

• M1: 164,258 km (0.096 R)
• M2: 730,935 km (0.1 R)
• M3: 1,640,191 km (0.075 R)
• M4: 2,077,017 km (0.076 R)
• M5: 2,607,491 km (0.089 R)
• M6: 3,106,549 km (0.08 R)
• M7: 3,965,690 km (0.086 R)
• M8: 5,596,307 km (0.06 R)
• M9: 7,894,429 km (0.113 R)
• M10: 9,091,362 km (0.113 R)
• M11: 9,752,435 km (0.104 R)
• M12: 11,129,633 km (0.053 R)
• M13: 11,886,448 km (0.042 R)
• M14: 12,677,522 km (0.11 R)
• M15: 13,977,378 km (0.066 R)
• M16: 14,709,360 km (0.1 R)
• M17: 17,670,351 km (0.038 R)
• M18: 18,468,456 km (0.093 R)
• M19: 19,171,715 km (0.07 R)
• M20: 20,198,405 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.6

Radius: 13.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.93 AU - 8.73 AU

Year: 7736 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,140,600 km

• M1: 170,542 km (0.106 R)
• M2: 674,088 km (0.086 R)
• M3: 1,151,754 km (0.104 R)
• M4: 1,610,421 km (0.032 R)
• M5: 2,312,633 km (0.097 R)
• M6: 2,775,489 km (0.099 R)
• M7: 3,695,367 km (0.118 R)
• M8: 4,867,915 km (0.112 R)
• M9: 7,577,132 km (0.113 R)
• M10: 8,397,826 km (0.076 R)
• M11: 9,552,572 km (0.093 R)
• M12: 10,510,746 km (0.102 R)
• M13: 10,962,532 km (0.059 R)
• M14: 11,744,330 km (0.12 R)
• M15: 15,504,323 km (0.119 R)
• M16: 16,895,584 km (0.089 R)
• M17: 23,047,497 km (0.073 R)
• M18: 24,418,112 km (0.109 R)
• M19: 28,953,770 km (0.103 R)
• M20: 31,678,845 km (0.077 R)
• M21: 33,588,013 km (0.104 R)
• M22: 38,932,995 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.4

Radius: 13.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.07 AU - 11.19 AU

Year: 11384 Days

Day: 11.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,140,600 km

• M1: 181,013 km (0.091 R)
• M2: 924,365 km (0.025 R)
• M3: 1,451,548 km (0.093 R)
• M4: 1,951,205 km (0.081 R)
• M5: 2,366,489 km (0.088 R)
• M6: 3,380,613 km (0.109 R)
• M7: 4,391,745 km (0.064 R)
• M8: 4,952,138 km (0.082 R)
• M9: 6,408,623 km (0.117 R)
• M10: 7,048,752 km (0.098 R)
• M11: 8,043,429 km (0.078 R)
• M12: 10,311,033 km (0.119 R)
• M13: 10,745,166 km (0.026 R)
• M14: 12,121,317 km (0.116 R)
• M15: 12,605,266 km (0.07 R)
• M16: 13,102,081 km (0.067 R)
• M17: 14,807,646 km (0.115 R)
• M18: 15,856,776 km (0.062 R)
• M19: 16,290,011 km (0.083 R)
• M20: 17,637,290 km (0.084 R)
• M21: 18,102,689 km (0.082 R)
• M22: 22,941,133 km (0.093 R)
• M23: 24,344,809 km (0.068 R)
• M24: 28,156,563 km (0.112 R)
• M25: 28,792,653 km (0.115 R)
• M26: 29,330,159 km (0.098 R)
• M27: 30,093,856 km (0.087 R)
• M28: 32,930,082 km (0.12 R)
• M29: 36,438,002 km (0.113 R)
• M30: 38,997,622 km (0.1 R)
• M31: 42,362,975 km (0.051 R)
• M32: 43,761,865 km (0.116 R)
• M33: 50,907,407 km (0.064 R)
• M34: 52,328,587 km (0.116 R)
• M35: 53,613,932 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.9

Radius: 3.2

Gravity: 38.96 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 18.2 AU - 18.54 AU

Year: 27801 Days

Day: 17.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,140,600 km

• M1: 39,943 km (0.072 R)
• M2: 166,502 km (0.11 R)
• M3: 276,008 km (0.066 R)
• M4: 516,711 km (0.08 R)
• M5: 815,009 km (0.106 R)
• M6: 1,366,876 km (0.102 R)
• M7: 1,794,875 km (0.093 R)
• M8: 3,176,262 km (0.037 R)
• M9: 5,372,658 km (0.104 R)
• M10: 6,111,971 km (0.094 R)
• M11: 7,057,280 km (0.092 R)
• M12: 7,199,846 km (0.089 R)
• M13: 7,441,746 km (0.085 R)
• M14: 8,252,267 km (0.117 R)
• M15: 8,410,542 km (0.118 R)
• M16: 8,897,483 km (0.108 R)
• M17: 9,119,935 km (0.095 R)
• M18: 12,985,993 km (0.09 R)
• M19: 13,489,390 km (0.119 R)
• M20: 20,293,400 km (0.088 R)
• M21: 21,463,405 km (0.049 R)
• M22: 22,574,917 km (0.029 R)
• M23: 22,780,913 km (0.064 R)
• M24: 23,937,006 km (0.083 R)
• M25: 27,756,987 km (0.037 R)
• M26: 30,811,327 km (0.082 R)
• M27: 34,082,284 km (0.079 R)
• M28: 35,453,050 km (0.091 R)
• M29: 37,866,662 km (0.116 R)
• M30: 38,012,071 km (0.072 R)
• M31: 40,843,959 km (0.11 R)
• M32: 51,057,604 km (0.116 R)
• M33: 53,944,843 km (0.064 R)
• M34: 55,054,859 km (0.094 R)
• M35: 61,233,849 km (0.056 R)
• M36: 66,581,973 km (0.047 R)
• M37: 70,242,035 km (0.085 R)
• M38: 70,901,612 km (0.108 R)
• M39: 74,488,819 km (0.095 R)
• M40: 75,864,671 km (0.087 R)
• M41: 76,327,078 km (0.107 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 12,794 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit