🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.72 AU - 0.74 AU

Year: 263 Days

Day: 13.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.71 AU - 0.77 AU

Year: 268 Days

Day: 44.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,315,699 km

• M1: 262,095 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.32 AU - 1.5 AU

Year: 706 Days

Day: 38.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.26 AU - 1.82 AU

Year: 806 Days

Day: 37.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,315,699 km

• M1: 127,457 km (0.105 R)

Asteroid Belt

Center: 3.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.8

Radius: 13.9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.6 AU - 5.2 AU

Year: 4575 Days

Day: 13.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,315,699 km

• M1: 172,935 km (0.087 R)
• M2: 850,913 km (0.115 R)
• M3: 1,648,718 km (0.112 R)
• M4: 2,178,295 km (0.083 R)
• M5: 2,996,745 km (0.115 R)
• M6: 3,990,224 km (0.071 R)
• M7: 5,850,623 km (0.114 R)
• M8: 6,379,900 km (0.062 R)
• M9: 7,266,866 km (0.098 R)
• M10: 7,879,469 km (0.103 R)
• M11: 8,379,575 km (0.099 R)
• M12: 9,130,856 km (0.096 R)
• M13: 10,942,336 km (0.082 R)
• M14: 11,520,682 km (0.087 R)
• M15: 12,642,217 km (0.109 R)
• M16: 15,265,864 km (0.103 R)
• M17: 19,239,333 km (0.032 R)
• M18: 21,498,560 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.6

Radius: 9.2

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.68 AU - 5.3 AU

Year: 4701 Days

Day: 8.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,315,699 km

• M1: 114,442 km (0.084 R)
• M2: 511,924 km (0.092 R)
• M3: 807,230 km (0.12 R)
• M4: 1,241,363 km (0.078 R)
• M5: 1,585,139 km (0.044 R)
• M6: 1,922,482 km (0.096 R)
• M7: 2,436,351 km (0.083 R)
• M8: 2,944,834 km (0.082 R)
• M9: 3,522,581 km (0.061 R)
• M10: 4,642,920 km (0.106 R)
• M11: 5,092,012 km (0.084 R)
• M12: 5,955,042 km (0.107 R)
• M13: 6,326,344 km (0.076 R)
• M14: 10,667,824 km (0.117 R)
• M15: 11,031,646 km (0.043 R)
• M16: 13,183,312 km (0.032 R)
• M17: 14,193,547 km (0.104 R)
• M18: 15,658,708 km (0.102 R)
• M19: 16,608,954 km (0.09 R)
• M20: 19,826,355 km (0.067 R)
• M21: 20,516,301 km (0.1 R)
• M22: 21,365,269 km (0.076 R)
• M23: 22,757,277 km (0.096 R)
• M24: 25,397,231 km (0.11 R)
• M25: 26,790,884 km (0.072 R)
• M26: 28,494,954 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.3

Radius: 8.5

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.28 AU - 6.46 AU

Year: 5998 Days

Day: 14.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,315,699 km

• M1: 106,514 km (0.097 R)
• M2: 390,450 km (0.117 R)
• M3: 1,416,841 km (0.089 R)
• M4: 1,888,374 km (0.093 R)
• M5: 2,461,184 km (0.081 R)
• M6: 2,945,283 km (0.093 R)
• M7: 3,451,971 km (0.087 R)
• M8: 4,193,976 km (0.101 R)
• M9: 5,905,226 km (0.114 R)
• M10: 6,195,596 km (0.092 R)
• M11: 8,988,588 km (0.105 R)
• M12: 11,025,064 km (0.083 R)
• M13: 14,263,110 km (0.028 R)
• M14: 14,893,814 km (0.101 R)
• M15: 16,380,668 km (0.112 R)
• M16: 18,329,330 km (0.105 R)
• M17: 21,432,438 km (0.077 R)
• M18: 22,610,521 km (0.099 R)
• M19: 24,944,398 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.7

Radius: 8.2

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.78 AU - 7.38 AU

Year: 6323 Days

Day: 14.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,315,699 km

• M1: 103,821 km (0.039 R)
• M2: 396,883 km (0.081 R)
• M3: 709,543 km (0.081 R)
• M4: 1,149,211 km (0.119 R)
• M5: 1,499,120 km (0.107 R)
• M6: 1,762,113 km (0.08 R)
• M7: 2,830,841 km (0.053 R)
• M8: 4,835,302 km (0.109 R)
• M9: 5,594,362 km (0.079 R)
• M10: 6,386,931 km (0.096 R)
• M11: 8,193,326 km (0.066 R)
• M12: 9,325,782 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.7

Radius: 11.2

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.29 AU - 7.35 AU

Year: 6701 Days

Day: 5.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,315,699 km

• M1: 140,622 km (0.118 R)
• M2: 495,618 km (0.087 R)
• M3: 1,170,753 km (0.069 R)
• M4: 1,609,523 km (0.063 R)
• M5: 2,596,570 km (0.103 R)
• M6: 3,052,545 km (0.098 R)
• M7: 3,727,680 km (0.104 R)
• M8: 4,101,076 km (0.118 R)
• M9: 4,982,656 km (0.073 R)
• M10: 5,821,003 km (0.032 R)
• M11: 6,896,761 km (0.106 R)
• M12: 7,777,145 km (0.114 R)
• M13: 8,602,177 km (0.085 R)
• M14: 10,770,299 km (0.039 R)
• M15: 12,605,565 km (0.107 R)
• M16: 15,323,310 km (0.09 R)
• M17: 16,353,890 km (0.104 R)
• M18: 17,088,714 km (0.083 R)
• M19: 17,845,530 km (0.039 R)
• M20: 18,552,679 km (0.071 R)
• M21: 25,604,723 km (0.069 R)
• M22: 27,054,326 km (0.074 R)
• M23: 27,705,526 km (0.108 R)
• M24: 28,271,903 km (0.079 R)
• M25: 30,715,435 km (0.083 R)
• M26: 40,075,175 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 13,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit