🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.72 AU - 0.98 AU

Year: 297 Days

Day: 36.1 Hours

Environment

Temp: 40 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.99 AU - 3.21 AU

Year: 2067 Days

Day: 44.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,675,779 km

• M1: 32,014 km (0.075 R)
• M2: 45,328 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.9 AU - 4 AU

Year: 2973 Days

Day: 45.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.6

Radius: 12.6

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.49 AU - 5.69 AU

Year: 5006 Days

Day: 5.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 175.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,675,779 km

• M1: 156,779 km (0.097 R)
• M2: 645,664 km (0.069 R)
• M3: 1,095,954 km (0.104 R)
• M4: 2,129,974 km (0.099 R)
• M5: 3,045,513 km (0.099 R)
• M6: 3,886,852 km (0.098 R)
• M7: 5,089,320 km (0.056 R)
• M8: 6,557,623 km (0.078 R)
• M9: 7,995,707 km (0.094 R)
• M10: 8,404,857 km (0.108 R)
• M11: 9,510,236 km (0.072 R)
• M12: 10,141,090 km (0.091 R)
• M13: 10,934,856 km (0.062 R)
• M14: 11,817,035 km (0.117 R)
• M15: 12,251,318 km (0.1 R)
• M16: 14,805,402 km (0.098 R)
• M17: 16,955,871 km (0.093 R)
• M18: 18,137,545 km (0.09 R)
• M19: 19,042,911 km (0.093 R)
• M20: 20,319,580 km (0.042 R)
• M21: 23,192,457 km (0.098 R)
• M22: 23,645,589 km (0.097 R)
• M23: 26,000,708 km (0.062 R)
• M24: 26,902,185 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.8

Radius: 12.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.38 AU - 7.78 AU

Year: 7904 Days

Day: 13.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,675,779 km

• M1: 150,495 km (0.077 R)
• M2: 608,265 km (0.042 R)
• M3: 1,675,197 km (0.091 R)
• M4: 2,153,611 km (0.11 R)
• M5: 3,788,865 km (0.082 R)
• M6: 5,055,211 km (0.093 R)
• M7: 5,966,711 km (0.116 R)
• M8: 8,238,804 km (0.098 R)
• M9: 12,077,784 km (0.067 R)
• M10: 13,013,220 km (0.059 R)
• M11: 13,469,792 km (0.105 R)
• M12: 13,878,045 km (0.118 R)
• M13: 15,278,281 km (0.051 R)
• M14: 15,851,091 km (0.096 R)
• M15: 16,240,794 km (0.103 R)
• M16: 16,703,649 km (0.047 R)
• M17: 17,864,529 km (0.109 R)
• M18: 18,357,903 km (0.054 R)
• M19: 19,668,230 km (0.056 R)
• M20: 20,194,366 km (0.064 R)
• M21: 22,312,223 km (0.106 R)
• M22: 25,009,473 km (0.088 R)
• M23: 25,449,590 km (0.07 R)
• M24: 26,164,817 km (0.076 R)
• M25: 29,257,155 km (0.086 R)
• M26: 29,647,904 km (0.104 R)
• M27: 30,439,726 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.7

Radius: 10.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.84 AU - 8.04 AU

Year: 8474 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,675,779 km

• M1: 136,433 km (0.071 R)
• M2: 492,775 km (0.104 R)
• M3: 1,530,087 km (0.097 R)
• M4: 2,053,380 km (0.11 R)
• M5: 2,432,761 km (0.099 R)
• M6: 3,171,026 km (0.11 R)
• M7: 4,629,007 km (0.097 R)
• M8: 5,033,968 km (0.086 R)
• M9: 7,870,045 km (0.045 R)
• M10: 8,448,839 km (0.091 R)
• M11: 10,312,080 km (0.111 R)
• M12: 10,958,493 km (0.032 R)
• M13: 11,582,765 km (0.115 R)
• M14: 12,537,498 km (0.067 R)
• M15: 13,928,160 km (0.065 R)
• M16: 14,718,336 km (0.101 R)
• M17: 15,657,661 km (0.027 R)
• M18: 16,761,544 km (0.084 R)
• M19: 17,396,886 km (0.066 R)
• M20: 17,916,589 km (0.103 R)
• M21: 19,607,943 km (0.117 R)
• M22: 22,916,299 km (0.056 R)
• M23: 25,483,848 km (0.092 R)
• M24: 26,239,317 km (0.066 R)
• M25: 27,794,686 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.3

Radius: 11.9

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.94 AU - 12.66 AU

Year: 13443 Days

Day: 6.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,675,779 km

• M1: 148,102 km (0.074 R)
• M2: 520,900 km (0.104 R)
• M3: 1,189,901 km (0.106 R)
• M4: 1,758,074 km (0.074 R)
• M5: 2,196,695 km (0.115 R)
• M6: 2,583,406 km (0.082 R)
• M7: 3,421,902 km (0.102 R)
• M8: 4,170,639 km (0.108 R)
• M9: 4,707,695 km (0.099 R)
• M10: 5,256,869 km (0.114 R)
• M11: 5,848,529 km (0.095 R)
• M12: 7,000,881 km (0.045 R)
• M13: 7,631,137 km (0.056 R)
• M14: 8,207,538 km (0.11 R)
• M15: 9,298,704 km (0.06 R)
• M16: 10,919,448 km (0.09 R)
• M17: 13,091,310 km (0.12 R)
• M18: 14,048,886 km (0.076 R)
• M19: 15,537,085 km (0.084 R)
• M20: 16,031,805 km (0.11 R)
• M21: 16,830,808 km (0.09 R)
• M22: 18,586,787 km (0.116 R)
• M23: 19,550,048 km (0.034 R)
• M24: 19,961,143 km (0.103 R)
• M25: 24,112,185 km (0.114 R)
• M26: 25,160,866 km (0.111 R)
• M27: 29,446,097 km (0.114 R)
• M28: 33,721,754 km (0.083 R)
• M29: 38,780,854 km (0.096 R)
• M30: 42,788,133 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 10,588 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit