🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.76 AU - 1.26 AU

Year: 463 Days

Day: 47.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.4

Radius: 11.5

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.47 AU - 6.45 AU

Year: 6643 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,989,680 km

• M1: 143,016 km (0.076 R)
• M2: 583,432 km (0.025 R)
• M3: 1,038,060 km (0.117 R)
• M4: 2,299,319 km (0.11 R)
• M5: 2,728,366 km (0.09 R)
• M6: 3,267,965 km (0.061 R)
• M7: 3,877,726 km (0.112 R)
• M8: 4,302,285 km (0.049 R)
• M9: 5,766,250 km (0.09 R)
• M10: 7,237,246 km (0.088 R)
• M11: 8,239,402 km (0.112 R)
• M12: 8,642,867 km (0.109 R)
• M13: 10,056,866 km (0.103 R)
• M14: 10,949,816 km (0.109 R)
• M15: 12,650,894 km (0.086 R)
• M16: 13,089,963 km (0.077 R)
• M17: 18,243,610 km (0.094 R)
• M18: 24,837,136 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.6

Radius: 11.7

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.1 AU - 7.08 AU

Year: 7724 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,989,680 km

• M1: 145,559 km (0.031 R)
• M2: 716,424 km (0.089 R)
• M3: 1,178,682 km (0.111 R)
• M4: 4,824,831 km (0.073 R)
• M5: 6,012,488 km (0.083 R)
• M6: 6,728,015 km (0.107 R)
• M7: 8,915,435 km (0.058 R)
• M8: 10,312,080 km (0.113 R)
• M9: 10,939,195 km (0.109 R)
• M10: 12,591,802 km (0.119 R)
• M11: 13,308,675 km (0.114 R)
• M12: 14,110,819 km (0.1 R)
• M13: 14,884,390 km (0.092 R)
• M14: 16,001,736 km (0.046 R)
• M15: 20,205,885 km (0.113 R)
• M16: 21,342,530 km (0.095 R)
• M17: 22,282,154 km (0.078 R)
• M18: 25,008,426 km (0.092 R)
• M19: 25,440,165 km (0.059 R)
• M20: 27,490,105 km (0.101 R)
• M21: 37,805,925 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.4

Radius: 8.1

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.39 AU - 9.29 AU

Year: 10022 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,989,680 km

• M1: 111,899 km (0.047 R)
• M2: 417,079 km (0.03 R)
• M3: 920,177 km (0.068 R)
• M4: 1,441,076 km (0.118 R)
• M5: 2,146,131 km (0.098 R)
• M6: 2,553,187 km (0.037 R)
• M7: 3,678,612 km (0.086 R)
• M8: 6,135,906 km (0.049 R)
• M9: 7,752,012 km (0.103 R)
• M10: 16,030,309 km (0.111 R)
• M11: 22,359,646 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.2

Radius: 8.1

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.22 AU - 8.5 AU

Year: 10061 Days

Day: 7.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,989,680 km

• M1: 100,829 km (0.075 R)
• M2: 376,239 km (0.106 R)
• M3: 691,441 km (0.073 R)
• M4: 1,229,246 km (0.106 R)
• M5: 1,518,119 km (0.094 R)
• M6: 2,037,822 km (0.071 R)
• M7: 2,392,818 km (0.059 R)
• M8: 4,297,498 km (0.084 R)
• M9: 4,654,738 km (0.037 R)
• M10: 5,061,494 km (0.115 R)
• M11: 5,491,738 km (0.101 R)
• M12: 6,216,988 km (0.065 R)
• M13: 6,638,555 km (0.118 R)
• M14: 7,776,546 km (0.068 R)
• M15: 10,928,872 km (0.082 R)
• M16: 13,701,220 km (0.073 R)
• M17: 16,376,928 km (0.104 R)
• M18: 16,843,224 km (0.055 R)
• M19: 21,764,396 km (0.04 R)
• M20: 22,901,489 km (0.088 R)
• M21: 25,382,121 km (0.085 R)
• M22: 26,459,076 km (0.11 R)
• M23: 27,753,696 km (0.081 R)
• M24: 30,169,552 km (0.069 R)
• M25: 34,212,883 km (0.097 R)
• M26: 36,307,553 km (0.111 R)
• M27: 36,872,584 km (0.064 R)
• M28: 38,020,448 km (0.033 R)

Asteroid Belt

Center: 9.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.9

Radius: 3.1

Gravity: 92.81 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.95 AU - 12.99 AU

Year: 16589 Days

Day: 21.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 67.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 44,989,680 km

• M1: 38,596 km (0.098 R)
• M2: 316,848 km (0.107 R)
• M3: 424,708 km (0.062 R)
• M4: 541,395 km (0.067 R)
• M5: 679,474 km (0.079 R)
• M6: 1,103,434 km (0.081 R)
• M7: 1,735,634 km (0.112 R)
• M8: 2,159,744 km (0.103 R)
• M9: 2,869,287 km (0.065 R)
• M10: 3,603,364 km (0.089 R)
• M11: 4,522,344 km (0.066 R)
• M12: 5,202,715 km (0.1 R)
• M13: 6,240,774 km (0.105 R)
• M14: 6,718,740 km (0.051 R)
• M15: 7,127,591 km (0.083 R)
• M16: 7,504,876 km (0.047 R)
• M17: 8,558,045 km (0.096 R)
• M18: 9,202,064 km (0.074 R)
• M19: 11,201,440 km (0.034 R)
• M20: 13,051,068 km (0.082 R)
• M21: 13,472,335 km (0.079 R)
• M22: 14,415,999 km (0.077 R)
• M23: 16,433,924 km (0.098 R)
• M24: 16,924,905 km (0.116 R)
• M25: 20,078,129 km (0.116 R)
• M26: 20,263,929 km (0.089 R)
• M27: 20,639,121 km (0.06 R)
• M28: 24,968,483 km (0.118 R)
• M29: 28,909,789 km (0.116 R)
• M30: 29,865,420 km (0.053 R)
• M31: 30,595,906 km (0.052 R)
• M32: 33,246,182 km (0.075 R)
• M33: 36,873,033 km (0.064 R)
• M34: 40,310,792 km (0.085 R)
• M35: 45,059,028 km (0.045 R)
• M36: 47,484,758 km (0.112 R)
• M37: 48,646,086 km (0.108 R)
• M38: 58,814,702 km (0.118 R)
• M39: 61,904,197 km (0.058 R)
• M40: 69,247,209 km (0.114 R)
• M41: 71,601,580 km (0.095 R)
• M42: 72,470,744 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.5

Radius: 6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 10.6 AU - 12.9 AU

Year: 18389 Days

Day: 19.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,989,680 km

• M1: 74,649 km (0.108 R)
• M2: 283,787 km (0.106 R)
• M3: 628,311 km (0.059 R)
• M4: 1,399,787 km (0.059 R)
• M5: 1,748,201 km (0.117 R)
• M6: 1,967,511 km (0.051 R)
• M7: 2,276,730 km (0.101 R)
• M8: 3,695,666 km (0.102 R)
• M9: 5,391,208 km (0.093 R)
• M10: 5,689,057 km (0.074 R)
• M11: 6,991,157 km (0.074 R)
• M12: 7,226,026 km (0.076 R)
• M13: 7,836,385 km (0.114 R)
• M14: 8,261,991 km (0.067 R)
• M15: 9,873,609 km (0.058 R)
• M16: 10,779,125 km (0.03 R)
• M17: 15,679,353 km (0.07 R)
• M18: 17,475,574 km (0.067 R)
• M19: 20,579,880 km (0.091 R)
• M20: 41,576,539 km (0.107 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 17,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit