🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.92 AU - 1.04 AU

Year: 351 Days

Day: 28.2 Hours

Environment

Temp: 62 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.02 AU - 1.12 AU

Year: 400 Days

Day: 25 Hours

Environment

Temp: 14 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.75 AU - 1.85 AU

Year: 873 Days

Day: 25.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.75 AU - 3.29 AU

Year: 1898 Days

Day: 35.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 170.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.67 AU - 4.53 AU

Year: 3002 Days

Day: 43.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.16 AU - 5.28 AU

Year: 3709 Days

Day: 43.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,180,855 km

• M1: 464,801 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.9

Radius: 5.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 10.45 AU - 15.75 AU

Year: 17147 Days

Day: 18.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 103,180,855 km

• M1: 72,106 km (0.114 R)
• M2: 306,376 km (0.119 R)
• M3: 496,815 km (0.097 R)
• M4: 746,493 km (0.08 R)
• M5: 1,049,279 km (0.117 R)
• M6: 1,268,440 km (0.114 R)
• M7: 1,517,970 km (0.114 R)
• M8: 3,250,911 km (0.076 R)
• M9: 3,491,913 km (0.064 R)
• M10: 3,960,903 km (0.045 R)
• M11: 4,313,505 km (0.09 R)
• M12: 5,257,019 km (0.083 R)
• M13: 5,840,450 km (0.111 R)
• M14: 7,063,114 km (0.052 R)
• M15: 7,696,062 km (0.082 R)
• M16: 8,285,328 km (0.074 R)
• M17: 9,074,158 km (0.108 R)
• M18: 9,333,411 km (0.116 R)
• M19: 13,783,050 km (0.092 R)
• M20: 14,299,312 km (0.089 R)
• M21: 16,686,296 km (0.066 R)
• M22: 21,844,431 km (0.113 R)
• M23: 24,992,568 km (0.053 R)
• M24: 27,973,007 km (0.112 R)
• M25: 28,430,477 km (0.072 R)
• M26: 28,707,233 km (0.028 R)
• M27: 33,180,060 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.2

Radius: 6.6

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 15.14 AU - 15.92 AU

Year: 22133 Days

Day: 19.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,180,855 km

• M1: 82,129 km (0.051 R)
• M2: 512,971 km (0.116 R)
• M3: 1,053,019 km (0.094 R)
• M4: 1,687,464 km (0.077 R)
• M5: 3,080,220 km (0.093 R)
• M6: 4,325,922 km (0.029 R)
• M7: 6,990,260 km (0.065 R)
• M8: 9,101,983 km (0.059 R)
• M9: 12,110,247 km (0.119 R)
• M10: 20,719,604 km (0.117 R)
• M11: 23,619,110 km (0.091 R)
• M12: 25,351,753 km (0.065 R)
• M13: 36,120,855 km (0.112 R)
• M14: 37,437,765 km (0.098 R)
• M15: 40,549,101 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.5

Radius: 6.5

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 13.75 AU - 18.01 AU

Year: 22886 Days

Day: 18.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 103,180,855 km

• M1: 80,783 km (0.086 R)
• M2: 310,416 km (0.113 R)
• M3: 525,687 km (0.098 R)
• M4: 1,038,359 km (0.065 R)
• M5: 2,904,592 km (0.08 R)
• M6: 3,698,059 km (0.067 R)
• M7: 4,525,036 km (0.074 R)
• M8: 4,873,899 km (0.114 R)
• M9: 5,128,664 km (0.031 R)
• M10: 7,215,404 km (0.082 R)
• M11: 8,867,563 km (0.107 R)
• M12: 9,753,033 km (0.081 R)
• M13: 13,387,813 km (0.086 R)
• M14: 14,851,478 km (0.086 R)
• M15: 17,075,550 km (0.036 R)
• M16: 17,749,638 km (0.095 R)
• M17: 18,529,043 km (0.025 R)
• M18: 18,793,831 km (0.099 R)
• M19: 19,061,162 km (0.087 R)
• M20: 19,878,415 km (0.095 R)
• M21: 29,256,407 km (0.108 R)
• M22: 32,853,039 km (0.088 R)
• M23: 38,425,111 km (0.115 R)
• M24: 39,289,936 km (0.091 R)
• M25: 42,114,344 km (0.109 R)
• M26: 46,356,640 km (0.093 R)
• M27: 47,997,430 km (0.055 R)
• M28: 48,497,087 km (0.117 R)
• M29: 49,676,666 km (0.073 R)
• M30: 53,151,675 km (0.089 R)
• M31: 60,194,443 km (0.103 R)
• M32: 63,137,482 km (0.06 R)
• M33: 63,938,130 km (0.066 R)
• M34: 65,559,920 km (0.09 R)
• M35: 66,380,914 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.9

Radius: 5.3

Gravity: 23.6 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 19.5 AU - 20.3 AU

Year: 32105 Days

Day: 23.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 103,180,855 km

• M1: 66,870 km (0.111 R)
• M2: 282,142 km (0.111 R)
• M3: 512,522 km (0.08 R)
• M4: 2,378,307 km (0.091 R)
• M5: 3,413,225 km (0.119 R)
• M6: 5,162,922 km (0.079 R)
• M7: 5,460,173 km (0.101 R)
• M8: 5,724,063 km (0.107 R)
• M9: 12,878,133 km (0.072 R)
• M10: 15,591,838 km (0.107 R)
• M11: 16,483,890 km (0.119 R)
• M12: 20,080,971 km (0.104 R)
• M13: 21,136,085 km (0.12 R)
• M14: 26,095,853 km (0.114 R)
• M15: 26,718,479 km (0.117 R)
• M16: 31,497,532 km (0.086 R)
• M17: 43,393,705 km (0.066 R)
• M18: 53,856,879 km (0.109 R)
• M19: 55,272,374 km (0.042 R)
• M20: 61,182,537 km (0.054 R)
• M21: 70,816,042 km (0.113 R)
• M22: 97,116,843 km (0.071 R)
• M23: 101,030,623 km (0.109 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 15,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit