🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.47 AU - 0.61 AU

Year: 256 Days

Day: 15.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.8

Radius: 14.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.26 AU - 3.52 AU

Year: 4030 Days

Day: 11.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,135,599 km

• M1: 185,352 km (0.079 R)
• M2: 655,388 km (0.078 R)
• M3: 1,146,967 km (0.119 R)
• M4: 1,719,927 km (0.056 R)
• M5: 2,653,567 km (0.107 R)
• M6: 3,564,618 km (0.036 R)
• M7: 4,072,802 km (0.03 R)
• M8: 4,699,617 km (0.076 R)
• M9: 5,547,239 km (0.098 R)
• M10: 6,732,652 km (0.106 R)
• M11: 7,547,661 km (0.113 R)
• M12: 9,150,154 km (0.12 R)
• M13: 12,144,505 km (0.105 R)
• M14: 13,839,299 km (0.069 R)
• M15: 14,437,990 km (0.113 R)
• M16: 19,743,329 km (0.12 R)
• M17: 20,889,697 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.7

Radius: 8.5

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.86 AU - 4.36 AU

Year: 5380 Days

Day: 12.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,135,599 km

• M1: 106,364 km (0.077 R)
• M2: 471,233 km (0.085 R)
• M3: 791,971 km (0.099 R)
• M4: 1,309,281 km (0.103 R)
• M5: 2,106,338 km (0.119 R)
• M6: 4,315,001 km (0.06 R)
• M7: 4,814,807 km (0.069 R)
• M8: 7,079,869 km (0.112 R)
• M9: 8,699,415 km (0.11 R)
• M10: 11,326,803 km (0.037 R)
• M11: 12,796,602 km (0.102 R)
• M12: 14,597,461 km (0.1 R)
• M13: 17,964,311 km (0.098 R)
• M14: 18,449,157 km (0.088 R)
• M15: 21,340,435 km (0.109 R)
• M16: 22,090,669 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.5

Radius: 10.2

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.62 AU - 5.06 AU

Year: 5838 Days

Day: 11.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,135,599 km

• M1: 126,859 km (0.061 R)
• M2: 568,472 km (0.107 R)
• M3: 1,058,555 km (0.108 R)
• M4: 1,834,219 km (0.082 R)
• M5: 2,214,048 km (0.116 R)
• M6: 3,032,349 km (0.108 R)
• M7: 4,190,685 km (0.093 R)
• M8: 4,997,766 km (0.058 R)
• M9: 8,083,820 km (0.106 R)
• M10: 8,817,897 km (0.055 R)
• M11: 9,287,933 km (0.072 R)
• M12: 10,847,491 km (0.118 R)
• M13: 12,415,127 km (0.066 R)
• M14: 14,595,516 km (0.056 R)
• M15: 17,216,471 km (0.111 R)
• M16: 18,155,796 km (0.114 R)
• M17: 19,199,690 km (0.076 R)
• M18: 20,727,683 km (0.11 R)
• M19: 22,650,614 km (0.042 R)
• M20: 25,624,470 km (0.118 R)
• M21: 26,057,107 km (0.082 R)
• M22: 33,453,674 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.2

Radius: 11.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5 AU - 6.46 AU

Year: 8856 Days

Day: 8.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,135,599 km

• M1: 143,165 km (0.117 R)
• M2: 509,231 km (0.087 R)
• M3: 973,433 km (0.103 R)
• M4: 1,899,295 km (0.102 R)
• M5: 3,116,423 km (0.106 R)
• M6: 4,593,702 km (0.069 R)
• M7: 5,126,121 km (0.095 R)
• M8: 7,360,215 km (0.107 R)
• M9: 7,801,080 km (0.064 R)
• M10: 8,473,971 km (0.114 R)
• M11: 9,003,697 km (0.114 R)
• M12: 10,326,143 km (0.097 R)
• M13: 11,559,128 km (0.11 R)
• M14: 14,070,877 km (0.038 R)
• M15: 17,273,767 km (0.087 R)
• M16: 17,767,889 km (0.087 R)
• M17: 19,156,755 km (0.06 R)
• M18: 20,933,380 km (0.105 R)
• M19: 23,412,516 km (0.113 R)
• M20: 23,930,872 km (0.069 R)
• M21: 25,532,018 km (0.046 R)
• M22: 26,266,095 km (0.039 R)
• M23: 32,015,590 km (0.081 R)
• M24: 41,248,322 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.5

Radius: 6.2

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.73 AU - 6.43 AU

Year: 9680 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 30,135,599 km

• M1: 77,342 km (0.101 R)
• M2: 473,477 km (0.083 R)
• M3: 1,217,577 km (0.098 R)
• M4: 1,610,122 km (0.117 R)
• M5: 2,271,045 km (0.083 R)
• M6: 3,062,268 km (0.117 R)
• M7: 3,266,918 km (0.098 R)
• M8: 4,201,905 km (0.076 R)
• M9: 5,251,184 km (0.085 R)
• M10: 5,627,573 km (0.088 R)
• M11: 6,314,676 km (0.113 R)
• M12: 6,647,681 km (0.059 R)
• M13: 7,785,821 km (0.111 R)
• M14: 8,600,980 km (0.115 R)
• M15: 10,864,246 km (0.1 R)
• M16: 11,298,678 km (0.099 R)
• M17: 12,341,525 km (0.07 R)
• M18: 12,910,296 km (0.071 R)
• M19: 13,299,251 km (0.08 R)
• M20: 14,254,134 km (0.068 R)
• M21: 14,512,789 km (0.107 R)
• M22: 15,307,752 km (0.101 R)
• M23: 17,100,084 km (0.108 R)
• M24: 17,926,462 km (0.104 R)
• M25: 18,167,315 km (0.105 R)
• M26: 19,531,348 km (0.106 R)
• M27: 22,531,384 km (0.064 R)
• M28: 23,668,029 km (0.115 R)
• M29: 24,397,618 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.5

Radius: 7.1

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.4 AU - 7.02 AU

Year: 9992 Days

Day: 18.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,135,599 km

• M1: 88,562 km (0.092 R)
• M2: 332,257 km (0.115 R)
• M3: 569,070 km (0.084 R)
• M4: 924,216 km (0.108 R)
• M5: 1,322,146 km (0.032 R)
• M6: 1,622,688 km (0.078 R)
• M7: 2,084,347 km (0.109 R)
• M8: 2,493,946 km (0.066 R)
• M9: 2,863,004 km (0.076 R)
• M10: 3,889,395 km (0.118 R)
• M11: 5,565,490 km (0.101 R)
• M12: 6,165,676 km (0.095 R)
• M13: 7,854,786 km (0.12 R)
• M14: 8,113,590 km (0.074 R)
• M15: 8,924,560 km (0.108 R)
• M16: 9,370,362 km (0.091 R)
• M17: 11,444,237 km (0.08 R)
• M18: 12,512,665 km (0.049 R)
• M19: 17,455,977 km (0.063 R)
• M20: 20,355,932 km (0.098 R)
• M21: 20,986,337 km (0.11 R)
• M22: 24,648,942 km (0.116 R)
• M23: 25,365,067 km (0.032 R)
• M24: 30,045,536 km (0.078 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: 383 - 19,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit