🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.04 AU - 1.16 AU

Year: 437 Days

Day: 20.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.19 AU - 3.07 AU

Year: 1615 Days

Day: 24.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.6

Radius: 10.2

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.83 AU - 7.03 AU

Year: 6175 Days

Day: 12 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,708,280 km

• M1: 126,859 km (0.095 R)
• M2: 453,431 km (0.059 R)
• M3: 815,608 km (0.096 R)
• M4: 1,446,013 km (0.071 R)
• M5: 1,795,025 km (0.085 R)
• M6: 2,247,858 km (0.12 R)
• M7: 2,685,431 km (0.096 R)
• M8: 3,621,914 km (0.111 R)
• M9: 4,400,272 km (0.044 R)
• M10: 4,924,164 km (0.116 R)
• M11: 5,489,045 km (0.09 R)
• M12: 7,374,427 km (0.09 R)
• M13: 10,093,219 km (0.065 R)
• M14: 11,725,332 km (0.119 R)
• M15: 12,889,353 km (0.119 R)
• M16: 13,418,929 km (0.099 R)
• M17: 14,128,920 km (0.095 R)
• M18: 14,521,465 km (0.055 R)
• M19: 15,328,396 km (0.11 R)
• M20: 17,476,622 km (0.063 R)
• M21: 18,723,221 km (0.105 R)
• M22: 20,738,902 km (0.072 R)
• M23: 22,286,044 km (0.113 R)
• M24: 22,895,206 km (0.098 R)
• M25: 24,708,482 km (0.05 R)
• M26: 27,823,259 km (0.05 R)
• M27: 31,761,274 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.3

Radius: 11.3

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.19 AU - 9.05 AU

Year: 8764 Days

Day: 10.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,708,280 km

• M1: 141,220 km (0.1 R)
• M2: 495,169 km (0.068 R)
• M3: 1,146,219 km (0.075 R)
• M4: 1,635,703 km (0.102 R)
• M5: 2,262,518 km (0.102 R)
• M6: 2,891,577 km (0.076 R)
• M7: 3,634,181 km (0.082 R)
• M8: 4,706,050 km (0.112 R)
• M9: 5,497,123 km (0.081 R)
• M10: 6,264,560 km (0.106 R)
• M11: 7,141,802 km (0.043 R)
• M12: 7,714,762 km (0.101 R)
• M13: 10,421,287 km (0.094 R)
• M14: 10,998,136 km (0.084 R)
• M15: 12,330,754 km (0.105 R)
• M16: 15,049,097 km (0.084 R)
• M17: 15,583,012 km (0.088 R)
• M18: 19,445,928 km (0.075 R)
• M19: 25,187,195 km (0.101 R)
• M20: 31,100,051 km (0.117 R)
• M21: 35,012,185 km (0.069 R)
• M22: 35,714,248 km (0.111 R)
• M23: 38,122,624 km (0.071 R)
• M24: 38,616,895 km (0.114 R)
• M25: 43,798,217 km (0.054 R)
• M26: 47,403,825 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395

Radius: 11.7

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.07 AU - 10.45 AU

Year: 10672 Days

Day: 7 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,708,280 km

• M1: 145,559 km (0.105 R)
• M2: 726,746 km (0.056 R)
• M3: 1,518,867 km (0.093 R)
• M4: 2,066,545 km (0.092 R)
• M5: 2,646,536 km (0.059 R)
• M6: 3,355,331 km (0.045 R)
• M7: 3,829,107 km (0.056 R)
• M8: 4,428,845 km (0.09 R)
• M9: 5,524,649 km (0.087 R)
• M10: 5,916,446 km (0.104 R)
• M11: 6,866,692 km (0.114 R)
• M12: 8,500,600 km (0.099 R)
• M13: 9,113,801 km (0.11 R)
• M14: 10,137,051 km (0.113 R)
• M15: 11,706,632 km (0.1 R)
• M16: 13,143,220 km (0.106 R)
• M17: 15,449,870 km (0.045 R)
• M18: 18,014,576 km (0.085 R)
• M19: 18,588,583 km (0.099 R)
• M20: 19,472,556 km (0.111 R)
• M21: 24,842,671 km (0.068 R)
• M22: 25,644,067 km (0.048 R)
• M23: 26,832,024 km (0.101 R)
• M24: 27,392,567 km (0.068 R)
• M25: 38,866,275 km (0.111 R)
• M26: 39,463,769 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.2

Radius: 12

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.92 AU - 11.52 AU

Year: 12374 Days

Day: 6.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,708,280 km

• M1: 149,299 km (0.086 R)
• M2: 584,329 km (0.102 R)
• M3: 985,850 km (0.092 R)
• M4: 1,492,089 km (0.116 R)
• M5: 5,701,175 km (0.032 R)
• M6: 8,957,173 km (0.118 R)
• M7: 16,089,401 km (0.086 R)
• M8: 19,432,464 km (0.11 R)
• M9: 19,859,117 km (0.047 R)
• M10: 20,554,598 km (0.109 R)
• M11: 22,086,779 km (0.096 R)
• M12: 22,645,228 km (0.053 R)
• M13: 24,774,006 km (0.119 R)
• M14: 26,822,300 km (0.118 R)
• M15: 28,760,041 km (0.08 R)
• M16: 29,989,287 km (0.111 R)
• M17: 30,789,486 km (0.03 R)
• M18: 32,194,509 km (0.108 R)
• M19: 33,033,603 km (0.114 R)
• M20: 34,133,597 km (0.083 R)
• M21: 35,384,534 km (0.086 R)
• M22: 36,149,577 km (0.045 R)
• M23: 42,243,148 km (0.087 R)
• M24: 42,959,871 km (0.052 R)
• M25: 49,938,612 km (0.112 R)
• M26: 54,199,458 km (0.1 R)
• M27: 57,112,727 km (0.106 R)
• M28: 58,165,447 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.7

Radius: 6.3

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.87 AU - 18.61 AU

Year: 25941 Days

Day: 25 Hours

Environment

Temp: -190 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,708,280 km

• M1: 78,389 km (0.108 R)
• M2: 313,108 km (0.119 R)
• M3: 698,024 km (0.098 R)
• M4: 998,117 km (0.097 R)
• M5: 1,292,226 km (0.117 R)
• M6: 1,731,446 km (0.055 R)
• M7: 2,955,755 km (0.084 R)
• M8: 3,307,160 km (0.102 R)
• M9: 5,263,152 km (0.116 R)
• M10: 6,506,011 km (0.04 R)
• M11: 14,640,096 km (0.058 R)
• M12: 15,183,137 km (0.05 R)
• M13: 15,579,272 km (0.09 R)
• M14: 17,750,835 km (0.057 R)
• M15: 23,201,882 km (0.12 R)
• M16: 25,909,005 km (0.11 R)
• M17: 27,048,342 km (0.108 R)
• M18: 31,172,307 km (0.074 R)
• M19: 31,683,483 km (0.116 R)
• M20: 32,070,492 km (0.109 R)
• M21: 33,117,827 km (0.035 R)
• M22: 35,557,619 km (0.063 R)
• M23: 37,536,051 km (0.106 R)
• M24: 37,969,286 km (0.102 R)
• M25: 38,260,104 km (0.106 R)
• M26: 40,488,065 km (0.118 R)
• M27: 48,537,628 km (0.115 R)
• M28: 49,743,237 km (0.107 R)
• M29: 52,573,928 km (0.114 R)
• M30: 53,480,042 km (0.084 R)
• M31: 55,323,387 km (0.055 R)
• M32: 66,645,702 km (0.102 R)
• M33: 78,472,610 km (0.057 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 13,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit