🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.63 AU - 0.67 AU

Year: 333 Days

Day: 33.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.6

Radius: 9.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.1 AU - 1.5 AU

Year: 942 Days

Day: 13.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 87,889,633 km

• M1: 119,080 km (0.096 R)
• M2: 546,182 km (0.107 R)
• M3: 970,591 km (0.051 R)
• M4: 1,909,766 km (0.057 R)
• M5: 2,229,607 km (0.06 R)
• M6: 2,742,129 km (0.09 R)
• M7: 4,792,069 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.4

Radius: 13.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.24 AU - 1.58 AU

Year: 1065 Days

Day: 5.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,889,633 km

• M1: 170,392 km (0.107 R)
• M2: 660,624 km (0.078 R)
• M3: 1,152,801 km (0.088 R)
• M4: 1,730,399 km (0.104 R)
• M5: 2,426,328 km (0.118 R)
• M6: 2,863,902 km (0.067 R)
• M7: 4,768,283 km (0.088 R)
• M8: 5,194,786 km (0.118 R)
• M9: 6,714,252 km (0.091 R)
• M10: 7,385,497 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 14.4

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.17 AU - 1.85 AU

Year: 1180 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,889,633 km

• M1: 179,368 km (0.102 R)
• M2: 678,726 km (0.067 R)
• M3: 1,127,220 km (0.11 R)
• M4: 1,659,938 km (0.032 R)
• M5: 2,268,353 km (0.101 R)
• M6: 3,602,915 km (0.066 R)
• M7: 4,144,160 km (0.12 R)
• M8: 5,076,604 km (0.056 R)
• M9: 6,396,955 km (0.051 R)
• M10: 6,989,811 km (0.094 R)
• M11: 9,401,179 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.9

Radius: 10.5

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.22 AU - 3.7 AU

Year: 3238 Days

Day: 8.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,889,633 km

• M1: 130,599 km (0.115 R)
• M2: 617,839 km (0.088 R)
• M3: 1,092,513 km (0.074 R)
• M4: 2,094,520 km (0.087 R)
• M5: 2,596,421 km (0.077 R)
• M6: 5,050,125 km (0.12 R)
• M7: 5,477,975 km (0.105 R)
• M8: 7,216,751 km (0.034 R)
• M9: 11,277,286 km (0.051 R)
• M10: 12,867,362 km (0.079 R)
• M11: 15,473,207 km (0.028 R)
• M12: 16,541,934 km (0.067 R)
• M13: 20,293,400 km (0.072 R)
• M14: 20,862,919 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.6

Radius: 13

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.31 AU - 6.03 AU

Year: 7474 Days

Day: 5.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,889,633 km

• M1: 191,485 km (0.086 R)
• M2: 2,340,907 km (0.084 R)
• M3: 2,910,127 km (0.101 R)
• M4: 3,570,602 km (0.083 R)
• M5: 4,308,568 km (0.09 R)
• M6: 5,628,620 km (0.103 R)
• M7: 9,437,681 km (0.043 R)
• M8: 10,015,727 km (0.118 R)
• M9: 10,810,241 km (0.114 R)
• M10: 11,687,334 km (0.066 R)
• M11: 14,556,920 km (0.036 R)
• M12: 17,062,535 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.9

Radius: 9.1

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.91 AU - 6.09 AU

Year: 8201 Days

Day: 13.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,889,633 km

• M1: 113,246 km (0.093 R)
• M2: 747,092 km (0.11 R)
• M3: 1,453,343 km (0.101 R)
• M4: 1,858,305 km (0.06 R)
• M5: 2,389,976 km (0.107 R)
• M6: 2,779,080 km (0.12 R)
• M7: 3,756,702 km (0.109 R)
• M8: 4,804,635 km (0.074 R)
• M9: 5,458,378 km (0.067 R)
• M10: 6,725,771 km (0.11 R)
• M11: 9,331,766 km (0.077 R)
• M12: 10,492,495 km (0.107 R)
• M13: 12,600,329 km (0.08 R)
• M14: 15,160,547 km (0.086 R)
• M15: 16,171,679 km (0.053 R)
• M16: 16,760,048 km (0.119 R)
• M17: 18,118,247 km (0.104 R)
• M18: 21,362,277 km (0.111 R)
• M19: 22,713,146 km (0.094 R)
• M20: 27,565,801 km (0.06 R)
• M21: 35,634,512 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403

Radius: 4.9

Gravity: 16.78 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.61 AU - 7.83 AU

Year: 13638 Days

Day: 20.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,889,633 km

• M1: 91,255 km (0.065 R)
• M2: 498,460 km (0.037 R)
• M3: 1,064,688 km (0.115 R)
• M4: 1,264,102 km (0.089 R)
• M5: 7,199,697 km (0.084 R)
• M6: 9,537,911 km (0.09 R)
• M7: 9,836,658 km (0.101 R)
• M8: 10,193,001 km (0.073 R)
• M9: 12,337,935 km (0.114 R)
• M10: 12,692,631 km (0.054 R)
• M11: 16,197,111 km (0.116 R)
• M12: 17,867,521 km (0.079 R)
• M13: 20,624,759 km (0.094 R)
• M14: 22,847,634 km (0.078 R)
• M15: 23,113,918 km (0.072 R)
• M16: 23,472,205 km (0.04 R)
• M17: 26,376,049 km (0.093 R)
• M18: 27,762,522 km (0.064 R)
• M19: 33,337,586 km (0.082 R)
• M20: 40,386,189 km (0.086 R)
• M21: 43,571,726 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.3

Radius: 3.8

Gravity: 62.62 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 7.54 AU - 12.24 AU

Year: 19776 Days

Day: 15.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,889,633 km

• M1: 51,162 km (0.051 R)
• M2: 193,879 km (0.105 R)
• M3: 367,712 km (0.049 R)
• M4: 680,222 km (0.108 R)
• M5: 813,962 km (0.112 R)
• M6: 1,713,494 km (0.066 R)
• M7: 1,943,875 km (0.08 R)
• M8: 2,561,864 km (0.097 R)
• M9: 2,811,542 km (0.055 R)
• M10: 3,159,956 km (0.089 R)
• M11: 4,207,291 km (0.12 R)
• M12: 4,344,023 km (0.036 R)
• M13: 4,883,473 km (0.115 R)
• M14: 5,386,122 km (0.045 R)
• M15: 5,711,946 km (0.063 R)
• M16: 6,584,401 km (0.096 R)
• M17: 10,089,479 km (0.096 R)
• M18: 10,584,199 km (0.08 R)
• M19: 11,225,226 km (0.074 R)
• M20: 11,622,109 km (0.066 R)
• M21: 13,303,140 km (0.063 R)
• M22: 15,705,682 km (0.112 R)
• M23: 15,869,941 km (0.111 R)
• M24: 17,664,367 km (0.067 R)
• M25: 21,548,975 km (0.039 R)
• M26: 23,207,566 km (0.077 R)
• M27: 29,555,902 km (0.057 R)
• M28: 35,538,919 km (0.081 R)
• M29: 37,846,616 km (0.093 R)
• M30: 44,703,733 km (0.119 R)
• M31: 45,531,758 km (0.12 R)
• M32: 45,698,559 km (0.12 R)
• M33: 48,946,030 km (0.119 R)
• M34: 50,536,554 km (0.088 R)
• M35: 58,023,479 km (0.082 R)
• M36: 61,417,406 km (0.101 R)
• M37: 61,825,210 km (0.065 R)
• M38: 67,291,665 km (0.116 R)
• M39: 68,160,231 km (0.093 R)
• M40: 72,161,525 km (0.114 R)
• M41: 74,914,275 km (0.069 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.5

Radius: 3.8

Gravity: 51.77 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 10.26 AU - 12.1 AU

Year: 23768 Days

Day: 19.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 87,889,633 km

• M1: 76,145 km (0.071 R)
• M2: 283,189 km (0.077 R)
• M3: 568,173 km (0.029 R)
• M4: 1,061,247 km (0.091 R)
• M5: 1,419,833 km (0.096 R)
• M6: 1,573,470 km (0.113 R)
• M7: 2,038,271 km (0.112 R)
• M8: 2,898,758 km (0.071 R)
• M9: 3,409,186 km (0.065 R)
• M10: 4,532,965 km (0.104 R)
• M11: 4,829,318 km (0.085 R)
• M12: 5,021,103 km (0.114 R)
• M13: 6,695,851 km (0.051 R)
• M14: 7,788,065 km (0.026 R)
• M15: 8,105,362 km (0.118 R)
• M16: 8,653,339 km (0.112 R)
• M17: 9,580,846 km (0.055 R)
• M18: 9,701,272 km (0.116 R)
• M19: 10,896,260 km (0.089 R)
• M20: 13,124,969 km (0.117 R)
• M21: 13,879,242 km (0.046 R)
• M22: 14,741,823 km (0.11 R)
• M23: 15,145,588 km (0.086 R)
• M24: 17,275,113 km (0.108 R)
• M25: 17,996,624 km (0.112 R)
• M26: 19,887,840 km (0.119 R)
• M27: 23,074,574 km (0.035 R)
• M28: 23,618,512 km (0.118 R)
• M29: 25,072,753 km (0.084 R)
• M30: 30,958,681 km (0.095 R)
• M31: 34,219,466 km (0.034 R)
• M32: 40,620,759 km (0.102 R)
• M33: 41,253,857 km (0.112 R)
• M34: 42,539,800 km (0.077 R)
• M35: 43,356,904 km (0.115 R)
• M36: 53,993,462 km (0.077 R)
• M37: 61,973,461 km (0.112 R)
• M38: 75,599,134 km (0.106 R)
• M39: 76,076,800 km (0.098 R)
• M40: 76,316,456 km (0.071 R)
• M41: 79,970,983 km (0.113 R)
• M42: 82,218,691 km (0.106 R)
• M43: 87,101,415 km (0.03 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: 373 - 13,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit