🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.46 AU - 0.64 AU

Year: 268 Days

Day: 42.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,207,773 km

• M1: 293,212 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.3

Radius: 11

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.1 AU - 1.24 AU

Year: 830 Days

Day: 11 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,207,773 km

• M1: 137,032 km (0.094 R)
• M2: 483,949 km (0.088 R)
• M3: 912,996 km (0.11 R)
• M4: 1,924,876 km (0.117 R)
• M5: 2,913,718 km (0.097 R)
• M6: 3,510,015 km (0.053 R)
• M7: 5,143,624 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.1

Radius: 10.3

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.53 AU - 2.39 AU

Year: 1800 Days

Day: 8.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,207,773 km

• M1: 128,205 km (0.082 R)
• M2: 587,920 km (0.112 R)
• M3: 1,087,577 km (0.071 R)
• M4: 1,741,319 km (0.062 R)
• M5: 2,257,133 km (0.117 R)
• M6: 3,552,650 km (0.06 R)
• M7: 6,202,926 km (0.099 R)
• M8: 6,822,560 km (0.084 R)
• M9: 7,266,118 km (0.12 R)
• M10: 9,462,365 km (0.107 R)

Asteroid Belt

Center: 2.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.2

Radius: 10.8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.1 AU - 4 AU

Year: 4388 Days

Day: 12.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,207,773 km

• M1: 135,536 km (0.068 R)
• M2: 560,842 km (0.103 R)
• M3: 937,679 km (0.079 R)
• M4: 1,392,607 km (0.05 R)
• M5: 1,771,239 km (0.1 R)
• M6: 2,175,452 km (0.116 R)
• M7: 2,863,453 km (0.087 R)
• M8: 3,385,549 km (0.075 R)
• M9: 3,926,346 km (0.098 R)
• M10: 4,263,988 km (0.076 R)
• M11: 4,972,633 km (0.062 R)
• M12: 5,645,076 km (0.118 R)
• M13: 6,781,870 km (0.083 R)
• M14: 7,643,703 km (0.119 R)
• M15: 8,209,333 km (0.106 R)
• M16: 9,544,045 km (0.071 R)
• M17: 10,369,077 km (0.089 R)
• M18: 14,680,039 km (0.071 R)
• M19: 15,554,738 km (0.097 R)
• M20: 16,061,875 km (0.084 R)
• M21: 16,696,618 km (0.054 R)
• M22: 17,649,557 km (0.096 R)
• M23: 19,729,117 km (0.111 R)
• M24: 21,271,920 km (0.081 R)
• M25: 22,462,719 km (0.054 R)
• M26: 23,549,996 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.3

Radius: 10.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.98 AU - 4.94 AU

Year: 6179 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,207,773 km

• M1: 132,245 km (0.092 R)
• M2: 484,248 km (0.107 R)
• M3: 1,106,875 km (0.092 R)
• M4: 1,551,928 km (0.079 R)
• M5: 1,943,725 km (0.093 R)
• M6: 2,297,674 km (0.074 R)
• M7: 4,120,225 km (0.104 R)
• M8: 4,599,387 km (0.046 R)
• M9: 5,766,100 km (0.093 R)
• M10: 7,194,910 km (0.102 R)
• M11: 7,733,013 km (0.109 R)
• M12: 8,297,895 km (0.039 R)
• M13: 8,717,966 km (0.057 R)
• M14: 9,329,970 km (0.077 R)
• M15: 12,829,364 km (0.105 R)
• M16: 13,221,460 km (0.118 R)
• M17: 14,809,441 km (0.106 R)
• M18: 21,020,446 km (0.075 R)
• M19: 22,848,532 km (0.084 R)
• M20: 23,592,033 km (0.057 R)
• M21: 25,565,079 km (0.115 R)
• M22: 33,074,892 km (0.043 R)
• M23: 37,102,217 km (0.114 R)
• M24: 37,442,552 km (0.074 R)
• M25: 38,014,165 km (0.054 R)
• M26: 38,707,851 km (0.065 R)
• M27: 39,174,895 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.1

Radius: 13.4

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.17 AU - 6.27 AU

Year: 8974 Days

Day: 14 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,207,773 km

• M1: 166,652 km (0.107 R)
• M2: 754,572 km (0.099 R)
• M3: 1,466,957 km (0.067 R)
• M4: 2,110,078 km (0.065 R)
• M5: 2,544,959 km (0.119 R)
• M6: 3,624,008 km (0.089 R)
• M7: 5,199,424 km (0.027 R)
• M8: 9,014,169 km (0.098 R)
• M9: 9,700,375 km (0.11 R)
• M10: 11,648,289 km (0.114 R)
• M11: 12,078,083 km (0.109 R)
• M12: 12,855,992 km (0.082 R)
• M13: 14,024,800 km (0.077 R)
• M14: 15,909,285 km (0.078 R)
• M15: 19,491,705 km (0.112 R)
• M16: 20,022,179 km (0.083 R)
• M17: 22,405,722 km (0.093 R)
• M18: 25,779,453 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.3

Radius: 6.1

Gravity: 14.41 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.01 AU - 7.15 AU

Year: 9835 Days

Day: 18.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,207,773 km

• M1: 75,846 km (0.076 R)
• M2: 293,960 km (0.119 R)
• M3: 592,856 km (0.076 R)
• M4: 1,002,904 km (0.076 R)
• M5: 1,253,481 km (0.055 R)
• M6: 1,745,059 km (0.07 R)
• M7: 2,804,810 km (0.094 R)
• M8: 4,103,470 km (0.115 R)
• M9: 5,020,804 km (0.107 R)
• M10: 5,301,898 km (0.102 R)
• M11: 5,626,376 km (0.039 R)
• M12: 7,253,253 km (0.101 R)
• M13: 9,496,473 km (0.084 R)
• M14: 10,420,090 km (0.082 R)
• M15: 12,786,579 km (0.1 R)
• M16: 19,678,403 km (0.068 R)
• M17: 24,476,904 km (0.118 R)
• M18: 28,697,060 km (0.12 R)
• M19: 30,926,218 km (0.092 R)
• M20: 31,870,630 km (0.1 R)
• M21: 32,834,040 km (0.071 R)
• M22: 36,882,308 km (0.096 R)
• M23: 38,422,268 km (0.025 R)
• M24: 39,881,296 km (0.089 R)
• M25: 42,011,121 km (0.102 R)
• M26: 43,690,058 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.3

Radius: 3.8

Gravity: 46 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.3 AU - 10.34 AU

Year: 15743 Days

Day: 18.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,207,773 km

• M1: 48,320 km (0.07 R)
• M2: 227,090 km (0.091 R)
• M3: 1,111,063 km (0.112 R)
• M4: 1,254,827 km (0.116 R)
• M5: 1,548,188 km (0.049 R)
• M6: 3,192,867 km (0.094 R)
• M7: 3,512,558 km (0.075 R)
• M8: 5,663,177 km (0.092 R)
• M9: 6,793,987 km (0.091 R)
• M10: 8,658,725 km (0.115 R)
• M11: 14,396,701 km (0.104 R)
• M12: 14,898,901 km (0.115 R)
• M13: 21,033,012 km (0.088 R)
• M14: 22,338,403 km (0.108 R)
• M15: 34,397,936 km (0.025 R)
• M16: 43,029,733 km (0.047 R)
• M17: 51,157,385 km (0.116 R)
• M18: 51,821,899 km (0.047 R)
• M19: 53,337,924 km (0.11 R)
• M20: 56,281,861 km (0.109 R)
• M21: 62,302,128 km (0.084 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: 327 - 10,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit