🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.46 AU - 0.7 AU

Year: 281 Days

Day: 20.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.32 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.1

Radius: 8.4

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.67 AU - 2.45 AU

Year: 1880 Days

Day: 6.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,255,467 km

• M1: 104,719 km (0.084 R)
• M2: 600,635 km (0.063 R)
• M3: 1,004,251 km (0.072 R)
• M4: 1,293,872 km (0.116 R)
• M5: 1,904,381 km (0.06 R)
• M6: 2,245,314 km (0.039 R)
• M7: 2,694,407 km (0.088 R)
• M8: 3,080,968 km (0.047 R)
• M9: 3,422,799 km (0.054 R)
• M10: 4,183,355 km (0.045 R)
• M11: 5,009,883 km (0.109 R)
• M12: 5,871,268 km (0.088 R)
• M13: 6,750,754 km (0.059 R)
• M14: 7,603,910 km (0.061 R)
• M15: 8,378,079 km (0.09 R)
• M16: 9,652,803 km (0.07 R)
• M17: 9,949,156 km (0.03 R)
• M18: 11,088,045 km (0.117 R)
• M19: 11,486,274 km (0.119 R)
• M20: 12,426,946 km (0.103 R)
• M21: 12,738,558 km (0.03 R)
• M22: 13,953,891 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.9

Radius: 14.5

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.09 AU - 3.05 AU

Year: 2620 Days

Day: 12.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 110.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,255,467 km

• M1: 180,864 km (0.053 R)
• M2: 924,814 km (0.067 R)
• M3: 1,602,941 km (0.054 R)
• M4: 2,405,085 km (0.094 R)
• M5: 3,089,495 km (0.092 R)
• M6: 3,589,451 km (0.056 R)
• M7: 4,696,625 km (0.112 R)
• M8: 5,153,946 km (0.065 R)
• M9: 6,346,540 km (0.109 R)
• M10: 6,832,434 km (0.088 R)
• M11: 7,395,820 km (0.117 R)
• M12: 8,185,696 km (0.04 R)
• M13: 9,243,952 km (0.114 R)
• M14: 10,096,061 km (0.106 R)
• M15: 11,138,459 km (0.082 R)
• M16: 12,588,062 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.7

Radius: 11.3

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.99 AU - 4.75 AU

Year: 4841 Days

Day: 14.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,255,467 km

• M1: 153,039 km (0.071 R)
• M2: 648,806 km (0.031 R)
• M3: 1,216,081 km (0.092 R)
• M4: 1,794,426 km (0.07 R)
• M5: 2,148,674 km (0.106 R)
• M6: 2,799,724 km (0.104 R)
• M7: 3,779,889 km (0.044 R)
• M8: 4,411,492 km (0.105 R)
• M9: 5,228,296 km (0.067 R)
• M10: 6,091,027 km (0.072 R)
• M11: 6,791,444 km (0.077 R)
• M12: 7,190,272 km (0.096 R)
• M13: 7,665,395 km (0.114 R)
• M14: 8,911,994 km (0.119 R)
• M15: 10,475,292 km (0.112 R)
• M16: 12,048,613 km (0.107 R)
• M17: 13,327,973 km (0.079 R)
• M18: 14,000,715 km (0.036 R)
• M19: 14,415,101 km (0.109 R)
• M20: 15,609,341 km (0.115 R)
• M21: 16,054,993 km (0.093 R)
• M22: 17,390,603 km (0.088 R)
• M23: 17,977,326 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740

Radius: 8.9

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.82 AU - 4.8 AU

Year: 5689 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,255,467 km

• M1: 110,852 km (0.049 R)
• M2: 396,434 km (0.102 R)
• M3: 881,730 km (0.064 R)
• M4: 1,182,870 km (0.06 R)
• M5: 1,468,901 km (0.089 R)
• M6: 2,297,225 km (0.073 R)
• M7: 2,749,609 km (0.119 R)
• M8: 3,076,630 km (0.11 R)
• M9: 3,429,681 km (0.055 R)
• M10: 3,832,997 km (0.069 R)
• M11: 4,192,929 km (0.101 R)
• M12: 5,150,056 km (0.118 R)
• M13: 5,589,276 km (0.111 R)
• M14: 7,527,166 km (0.086 R)
• M15: 7,939,757 km (0.066 R)
• M16: 9,354,056 km (0.111 R)
• M17: 10,324,647 km (0.065 R)
• M18: 10,740,529 km (0.062 R)
• M19: 11,556,735 km (0.117 R)
• M20: 12,465,243 km (0.094 R)
• M21: 12,883,967 km (0.104 R)
• M22: 20,418,165 km (0.095 R)
• M23: 28,695,564 km (0.108 R)
• M24: 30,545,192 km (0.089 R)
• M25: 30,829,428 km (0.108 R)
• M26: 32,374,625 km (0.077 R)
• M27: 32,867,999 km (0.054 R)
• M28: 33,466,540 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.3

Radius: 9

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.96 AU - 4.66 AU

Year: 5689 Days

Day: 5.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,255,467 km

• M1: 112,797 km (0.116 R)
• M2: 467,643 km (0.102 R)
• M3: 880,234 km (0.115 R)
• M4: 1,205,908 km (0.077 R)
• M5: 1,649,317 km (0.12 R)
• M6: 2,618,262 km (0.085 R)
• M7: 3,207,229 km (0.07 R)
• M8: 3,597,230 km (0.106 R)
• M9: 4,158,372 km (0.114 R)
• M10: 5,067,628 km (0.092 R)
• M11: 5,370,414 km (0.119 R)
• M12: 6,607,289 km (0.08 R)
• M13: 7,275,244 km (0.11 R)
• M14: 8,706,446 km (0.029 R)
• M15: 9,182,317 km (0.056 R)
• M16: 10,014,081 km (0.057 R)
• M17: 10,759,677 km (0.108 R)
• M18: 13,531,277 km (0.089 R)
• M19: 15,222,780 km (0.118 R)
• M20: 18,498,226 km (0.093 R)
• M21: 23,104,942 km (0.112 R)
• M22: 27,065,696 km (0.104 R)
• M23: 27,400,795 km (0.037 R)
• M24: 27,823,708 km (0.043 R)
• M25: 29,294,105 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.7

Radius: 3

Gravity: 89.52 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.64 AU - 8.8 AU

Year: 14984 Days

Day: 22.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 66,255,467 km

• M1: 55,501 km (0.112 R)
• M2: 182,809 km (0.12 R)
• M3: 279,150 km (0.033 R)
• M4: 470,336 km (0.078 R)
• M5: 975,827 km (0.09 R)
• M6: 1,475,484 km (0.069 R)
• M7: 1,619,098 km (0.09 R)
• M8: 3,337,379 km (0.067 R)
• M9: 4,307,072 km (0.095 R)
• M10: 4,403,713 km (0.119 R)
• M11: 5,413,049 km (0.078 R)
• M12: 6,781,421 km (0.088 R)
• M13: 7,089,293 km (0.076 R)
• M14: 7,498,743 km (0.071 R)
• M15: 7,638,617 km (0.071 R)
• M16: 7,971,771 km (0.108 R)
• M17: 10,522,265 km (0.11 R)
• M18: 13,362,381 km (0.066 R)
• M19: 14,993,746 km (0.093 R)
• M20: 15,215,899 km (0.073 R)
• M21: 15,818,928 km (0.096 R)
• M22: 17,153,041 km (0.12 R)
• M23: 18,138,742 km (0.084 R)
• M24: 18,988,308 km (0.061 R)
• M25: 20,402,457 km (0.1 R)
• M26: 21,601,933 km (0.111 R)
• M27: 23,043,458 km (0.097 R)
• M28: 23,537,729 km (0.112 R)
• M29: 31,220,178 km (0.111 R)
• M30: 33,309,312 km (0.064 R)
• M31: 34,709,548 km (0.067 R)
• M32: 35,620,749 km (0.073 R)
• M33: 36,016,136 km (0.066 R)
• M34: 40,991,313 km (0.103 R)
• M35: 48,794,637 km (0.083 R)
• M36: 49,119,414 km (0.112 R)
• M37: 55,037,057 km (0.119 R)
• M38: 61,790,653 km (0.104 R)
• M39: 63,127,609 km (0.093 R)
• M40: 64,483,564 km (0.105 R)
• M41: 65,858,967 km (0.108 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: 362 - 11,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit