🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.48 AU - 0.52 AU

Year: 130 Days

Day: 20.7 Hours

Environment

Temp: 225 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.49 AU - 0.57 AU

Year: 142 Days

Day: 46.3 Hours

Environment

Temp: 193 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.5

Radius: 13.1

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.36 AU - 5.64 AU

Year: 4104 Days

Day: 12.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,252,999 km

• M1: 162,912 km (0.114 R)
• M2: 866,770 km (0.098 R)
• M3: 1,280,558 km (0.119 R)
• M4: 1,780,663 km (0.112 R)
• M5: 2,319,216 km (0.101 R)
• M6: 2,894,120 km (0.107 R)
• M7: 3,522,282 km (0.083 R)
• M8: 4,193,677 km (0.091 R)
• M9: 5,131,955 km (0.097 R)
• M10: 5,793,626 km (0.105 R)
• M11: 7,288,259 km (0.068 R)
• M12: 7,981,794 km (0.109 R)
• M13: 8,643,316 km (0.062 R)
• M14: 11,250,508 km (0.117 R)
• M15: 12,035,597 km (0.105 R)
• M16: 13,105,372 km (0.092 R)
• M17: 14,184,870 km (0.101 R)
• M18: 15,942,495 km (0.041 R)
• M19: 18,909,320 km (0.119 R)
• M20: 20,219,798 km (0.055 R)
• M21: 20,965,842 km (0.098 R)
• M22: 22,875,160 km (0.098 R)
• M23: 24,210,919 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.8

Radius: 10.8

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.61 AU - 7.19 AU

Year: 5261 Days

Day: 5.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 104,252,999 km

• M1: 134,339 km (0.094 R)
• M2: 490,831 km (0.119 R)
• M3: 1,206,956 km (0.037 R)
• M4: 1,605,634 km (0.104 R)
• M5: 2,415,706 km (0.086 R)
• M6: 5,579,552 km (0.118 R)
• M7: 11,459,795 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418

Radius: 9.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.92 AU - 12.36 AU

Year: 11853 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 104,252,999 km

• M1: 120,127 km (0.073 R)
• M2: 671,994 km (0.061 R)
• M3: 1,273,527 km (0.103 R)
• M4: 1,621,641 km (0.072 R)
• M5: 2,066,545 km (0.103 R)
• M6: 4,257,855 km (0.097 R)
• M7: 4,744,945 km (0.049 R)
• M8: 6,919,051 km (0.115 R)
• M9: 10,276,626 km (0.106 R)
• M10: 10,943,234 km (0.067 R)
• M11: 12,080,776 km (0.093 R)
• M12: 15,763,876 km (0.057 R)
• M13: 16,720,105 km (0.105 R)
• M14: 21,423,911 km (0.1 R)
• M15: 22,088,724 km (0.113 R)
• M16: 22,853,020 km (0.036 R)
• M17: 24,524,477 km (0.113 R)
• M18: 25,621,179 km (0.1 R)
• M19: 30,544,444 km (0.094 R)
• M20: 31,174,700 km (0.112 R)
• M21: 31,599,558 km (0.077 R)
• M22: 36,297,679 km (0.034 R)
• M23: 37,242,390 km (0.09 R)
• M24: 40,175,107 km (0.072 R)
• M25: 42,473,079 km (0.033 R)
• M26: 44,722,732 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802

Radius: 3

Gravity: 89.11 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.26 AU - 18.38 AU

Year: 22012 Days

Day: 18.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 104,252,999 km

• M1: 37,250 km (0.115 R)
• M2: 680,670 km (0.047 R)
• M3: 795,262 km (0.05 R)
• M4: 910,453 km (0.078 R)
• M5: 1,160,431 km (0.044 R)
• M6: 1,738,028 km (0.097 R)
• M7: 1,833,920 km (0.107 R)
• M8: 1,953,599 km (0.101 R)
• M9: 2,186,672 km (0.105 R)
• M10: 2,390,873 km (0.07 R)
• M11: 2,682,739 km (0.098 R)
• M12: 3,366,251 km (0.069 R)
• M13: 4,689,145 km (0.096 R)
• M14: 4,800,596 km (0.104 R)
• M15: 5,588,528 km (0.07 R)
• M16: 6,413,410 km (0.105 R)
• M17: 7,119,512 km (0.084 R)
• M18: 8,628,805 km (0.111 R)
• M19: 11,439,151 km (0.067 R)
• M20: 11,709,025 km (0.113 R)
• M21: 12,261,490 km (0.107 R)
• M22: 12,831,009 km (0.111 R)
• M23: 13,793,821 km (0.052 R)
• M24: 16,367,054 km (0.104 R)
• M25: 19,624,249 km (0.106 R)
• M26: 22,966,714 km (0.12 R)
• M27: 23,504,069 km (0.077 R)
• M28: 24,049,802 km (0.095 R)
• M29: 28,108,393 km (0.1 R)
• M30: 30,363,132 km (0.107 R)
• M31: 31,010,143 km (0.081 R)
• M32: 31,931,366 km (0.042 R)
• M33: 39,505,806 km (0.05 R)
• M34: 42,649,306 km (0.096 R)
• M35: 57,282,221 km (0.042 R)
• M36: 58,467,934 km (0.099 R)
• M37: 65,712,061 km (0.115 R)
• M38: 77,303,952 km (0.12 R)
• M39: 77,784,310 km (0.069 R)
• M40: 79,481,498 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.7

Radius: 7.7

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 18.11 AU - 18.33 AU

Year: 28549 Days

Day: 18.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 104,252,999 km

• M1: 95,743 km (0.115 R)
• M2: 1,074,262 km (0.099 R)
• M3: 1,646,325 km (0.036 R)
• M4: 2,879,909 km (0.06 R)
• M5: 3,804,872 km (0.089 R)
• M6: 5,202,416 km (0.079 R)
• M7: 5,457,630 km (0.049 R)
• M8: 7,169,777 km (0.098 R)
• M9: 7,923,302 km (0.094 R)
• M10: 8,907,955 km (0.075 R)
• M11: 10,772,243 km (0.093 R)
• M12: 12,805,428 km (0.119 R)
• M13: 16,045,419 km (0.091 R)
• M14: 16,315,144 km (0.059 R)
• M15: 17,049,520 km (0.04 R)
• M16: 17,330,614 km (0.117 R)
• M17: 18,289,686 km (0.106 R)
• M18: 22,369,519 km (0.113 R)
• M19: 23,160,892 km (0.078 R)
• M20: 24,205,683 km (0.109 R)
• M21: 25,160,417 km (0.108 R)
• M22: 26,639,192 km (0.114 R)
• M23: 30,864,733 km (0.111 R)
• M24: 32,128,985 km (0.078 R)
• M25: 37,217,557 km (0.102 R)
• M26: 39,787,798 km (0.068 R)
• M27: 42,818,202 km (0.059 R)
• M28: 43,861,497 km (0.1 R)
• M29: 48,955,604 km (0.085 R)
• M30: 52,036,572 km (0.088 R)
• M31: 54,228,181 km (0.06 R)
• M32: 56,480,526 km (0.115 R)
• M33: 64,061,399 km (0.102 R)
• M34: 64,968,560 km (0.104 R)
• M35: 65,425,432 km (0.116 R)
• M36: 66,114,779 km (0.09 R)
• M37: 92,824,581 km (0.077 R)
• M38: 95,451,520 km (0.11 R)
• M39: 103,318,423 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 17,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit