🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.48 AU - 0.72 AU

Year: 296 Days

Day: 14 Hours

Environment

Temp: -136 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,992,083 km

• M1: 238,609 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.62 AU - 0.68 AU

Year: 333 Days

Day: 37.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,992,083 km

• M1: 49,517 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.51 AU - 0.83 AU

Year: 349 Days

Day: 41.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,992,083 km

• M1: 251,923 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.1

Radius: 10.3

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.92 AU - 1.04 AU

Year: 617 Days

Day: 13.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 14,992,083 km

• M1: 162,014 km (0.108 R)
• M2: 280,646 km (0.042 R)
• M3: 368,460 km (0.112 R)
• M4: 476,469 km (0.102 R)
• M5: 551,418 km (0.101 R)
• M6: 639,680 km (0.081 R)
• M7: 737,966 km (0.055 R)
• M8: 832,063 km (0.083 R)
• M9: 910,602 km (0.072 R)
• M10: 1,118,693 km (0.049 R)
• M11: 1,290,880 km (0.03 R)
• M12: 1,377,348 km (0.114 R)
• M13: 1,460,075 km (0.054 R)
• M14: 1,538,315 km (0.05 R)
• M15: 1,769,144 km (0.071 R)
• M16: 1,984,565 km (0.101 R)
• M17: 2,058,317 km (0.11 R)
• M18: 2,208,663 km (0.058 R)
• M19: 2,341,506 km (0.113 R)
• M20: 2,448,319 km (0.095 R)
• M21: 2,527,755 km (0.105 R)
• M22: 2,696,502 km (0.095 R)
• M23: 2,953,062 km (0.11 R)
• M24: 3,053,143 km (0.058 R)
• M25: 3,217,551 km (0.072 R)
• M26: 3,312,695 km (0.059 R)
• M27: 3,392,730 km (0.09 R)
• M28: 3,457,356 km (0.099 R)
• M29: 3,538,588 km (0.082 R)
• M30: 3,678,163 km (0.029 R)
• M31: 3,786,322 km (0.11 R)
• M32: 3,853,342 km (0.104 R)
• M33: 3,920,661 km (0.049 R)
• M34: 4,159,868 km (0.107 R)
• M35: 4,298,695 km (0.036 R)
• M36: 4,545,382 km (0.066 R)
• M37: 4,715,325 km (0.111 R)
• M38: 4,896,638 km (0.078 R)
• M39: 4,969,791 km (0.105 R)
• M40: 5,043,393 km (0.091 R)
• M41: 5,210,195 km (0.092 R)
• M42: 5,388,366 km (0.11 R)
• M43: 5,492,336 km (0.032 R)
• M44: 5,673,649 km (0.033 R)
• M45: 5,798,862 km (0.118 R)
• M46: 5,924,973 km (0.073 R)
• M47: 6,003,063 km (0.116 R)
• M48: 6,101,050 km (0.099 R)
• M49: 6,180,038 km (0.077 R)
• M50: 6,338,761 km (0.07 R)
• M51: 6,518,877 km (0.088 R)
• M52: 6,650,074 km (0.103 R)
• M53: 6,771,996 km (0.102 R)
• M54: 6,904,989 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.1

Radius: 9.7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.98 AU - 1.62 AU

Year: 942 Days

Day: 5.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 14,992,083 km

• M1: 177,573 km (0.117 R)
• M2: 246,238 km (0.069 R)
• M3: 334,650 km (0.117 R)
• M4: 404,363 km (0.11 R)
• M5: 476,020 km (0.099 R)
• M6: 548,127 km (0.118 R)
• M7: 624,571 km (0.108 R)
• M8: 699,968 km (0.11 R)
• M9: 827,725 km (0.042 R)
• M10: 946,207 km (0.097 R)
• M11: 1,219,971 km (0.085 R)
• M12: 1,310,178 km (0.052 R)
• M13: 1,539,212 km (0.098 R)
• M14: 1,609,075 km (0.09 R)
• M15: 1,847,534 km (0.047 R)
• M16: 1,989,951 km (0.07 R)
• M17: 2,089,583 km (0.1 R)
• M18: 2,183,082 km (0.108 R)
• M19: 2,350,183 km (0.085 R)
• M20: 2,447,571 km (0.11 R)
• M21: 2,529,850 km (0.082 R)
• M22: 2,646,536 km (0.09 R)
• M23: 2,731,059 km (0.119 R)
• M24: 2,799,275 km (0.033 R)
• M25: 3,051,497 km (0.113 R)
• M26: 3,149,185 km (0.116 R)
• M27: 3,365,802 km (0.103 R)
• M28: 3,540,982 km (0.077 R)
• M29: 3,615,481 km (0.097 R)
• M30: 3,804,423 km (0.091 R)
• M31: 3,880,868 km (0.106 R)
• M32: 4,103,619 km (0.069 R)
• M33: 4,231,525 km (0.117 R)
• M34: 4,390,548 km (0.086 R)
• M35: 4,828,122 km (0.051 R)
• M36: 5,046,834 km (0.06 R)
• M37: 5,131,057 km (0.057 R)
• M38: 5,205,108 km (0.083 R)
• M39: 5,268,837 km (0.081 R)
• M40: 5,397,192 km (0.108 R)
• M41: 5,678,885 km (0.105 R)
• M42: 5,954,294 km (0.084 R)
• M43: 6,021,015 km (0.08 R)
• M44: 6,088,035 km (0.098 R)
• M45: 6,189,014 km (0.085 R)
• M46: 6,347,288 km (0.071 R)
• M47: 6,713,952 km (0.072 R)
• M48: 6,806,703 km (0.092 R)
• M49: 7,158,408 km (0.048 R)
• M50: 7,276,889 km (0.105 R)
• M51: 7,360,215 km (0.033 R)
• M52: 7,781,932 km (0.108 R)
• M53: 7,891,587 km (0.078 R)
• M54: 8,026,375 km (0.109 R)
• M55: 8,223,844 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890

Radius: 13.3

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.43 AU - 1.85 AU

Year: 1335 Days

Day: 7.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 14,992,083 km

• M1: 170,242 km (0.114 R)
• M2: 325,525 km (0.053 R)
• M3: 511,774 km (0.043 R)
• M4: 685,009 km (0.105 R)
• M5: 981,212 km (0.077 R)
• M6: 1,078,451 km (0.065 R)
• M7: 1,170,603 km (0.081 R)
• M8: 1,372,860 km (0.113 R)
• M9: 1,501,813 km (0.094 R)
• M10: 1,802,505 km (0.069 R)
• M11: 1,913,955 km (0.035 R)
• M12: 2,007,005 km (0.052 R)
• M13: 2,101,551 km (0.118 R)
• M14: 2,230,055 km (0.11 R)
• M15: 2,339,412 km (0.103 R)
• M16: 2,484,073 km (0.083 R)
• M17: 2,632,025 km (0.083 R)
• M18: 2,736,145 km (0.11 R)
• M19: 3,117,769 km (0.11 R)
• M20: 3,327,505 km (0.085 R)
• M21: 3,478,599 km (0.1 R)
• M22: 3,606,057 km (0.113 R)
• M23: 3,787,369 km (0.104 R)
• M24: 3,932,030 km (0.054 R)
• M25: 4,038,395 km (0.116 R)
• M26: 4,145,656 km (0.1 R)
• M27: 4,363,321 km (0.068 R)
• M28: 4,459,662 km (0.092 R)
• M29: 4,654,588 km (0.079 R)
• M30: 4,753,173 km (0.105 R)
• M31: 5,140,033 km (0.082 R)
• M32: 5,256,570 km (0.101 R)
• M33: 5,433,095 km (0.04 R)
• M34: 5,522,106 km (0.113 R)
• M35: 5,974,640 km (0.048 R)
• M36: 6,251,994 km (0.07 R)
• M37: 6,376,609 km (0.112 R)
• M38: 6,660,097 km (0.114 R)
• M39: 6,980,087 km (0.047 R)
• M40: 7,387,143 km (0.112 R)
• M41: 7,751,713 km (0.057 R)
• M42: 7,969,976 km (0.034 R)
• M43: 8,275,605 km (0.088 R)
• M44: 8,689,093 km (0.077 R)
• M45: 8,986,045 km (0.09 R)
• M46: 9,074,158 km (0.032 R)
• M47: 9,662,227 km (0.075 R)
• M48: 10,152,459 km (0.114 R)
• M49: 10,244,163 km (0.109 R)
• M50: 10,725,569 km (0.108 R)
• M51: 10,894,016 km (0.091 R)
• M52: 11,138,758 km (0.084 R)
• M53: 11,233,304 km (0.075 R)
• M54: 11,347,298 km (0.108 R)
• M55: 11,518,886 km (0.036 R)
• M56: 12,233,366 km (0.067 R)
• M57: 12,370,098 km (0.112 R)
• M58: 12,862,874 km (0.104 R)
• M59: 13,101,632 km (0.098 R)
• M60: 13,543,394 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.9

Radius: 10.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.12 AU - 5.02 AU

Year: 5221 Days

Day: 9.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 14,992,083 km

• M1: 147,653 km (0.105 R)
• M2: 312,211 km (0.119 R)
• M3: 443,258 km (0.088 R)
• M4: 567,874 km (0.058 R)
• M5: 631,453 km (0.066 R)
• M6: 822,489 km (0.097 R)
• M7: 946,506 km (0.043 R)
• M8: 1,251,536 km (0.095 R)
• M9: 1,366,577 km (0.045 R)
• M10: 1,465,311 km (0.031 R)
• M11: 1,546,094 km (0.103 R)
• M12: 1,744,162 km (0.093 R)
• M13: 1,928,466 km (0.073 R)
• M14: 2,028,697 km (0.056 R)
• M15: 2,096,465 km (0.109 R)
• M16: 2,234,543 km (0.043 R)
• M17: 2,328,192 km (0.091 R)
• M18: 2,507,560 km (0.086 R)
• M19: 2,580,713 km (0.096 R)
• M20: 2,716,398 km (0.068 R)
• M21: 2,842,060 km (0.053 R)
• M22: 3,021,129 km (0.093 R)
• M23: 3,580,625 km (0.113 R)
• M24: 3,886,553 km (0.111 R)
• M25: 4,057,094 km (0.118 R)
• M26: 4,317,544 km (0.09 R)
• M27: 4,763,795 km (0.104 R)
• M28: 4,839,641 km (0.088 R)
• M29: 5,131,506 km (0.091 R)
• M30: 5,303,095 km (0.106 R)
• M31: 5,492,486 km (0.099 R)
• M32: 5,619,943 km (0.059 R)
• M33: 5,716,284 km (0.07 R)
• M34: 5,796,917 km (0.106 R)
• M35: 5,861,843 km (0.118 R)
• M36: 6,008,449 km (0.089 R)
• M37: 6,074,122 km (0.112 R)
• M38: 6,439,291 km (0.072 R)
• M39: 6,607,588 km (0.109 R)
• M40: 6,862,952 km (0.073 R)
• M41: 7,017,636 km (0.069 R)
• M42: 7,104,104 km (0.084 R)
• M43: 7,173,517 km (0.109 R)
• M44: 7,278,086 km (0.107 R)
• M45: 7,701,598 km (0.094 R)
• M46: 8,078,734 km (0.059 R)
• M47: 8,151,289 km (0.102 R)
• M48: 8,406,802 km (0.077 R)
• M49: 8,572,407 km (0.102 R)
• M50: 8,665,008 km (0.116 R)
• M51: 8,739,208 km (0.111 R)
• M52: 8,832,408 km (0.09 R)
• M53: 9,302,893 km (0.063 R)
• M54: 9,493,481 km (0.115 R)
• M55: 9,570,075 km (0.092 R)
• M56: 9,685,265 km (0.113 R)
• M57: 9,878,396 km (0.056 R)
• M58: 10,386,431 km (0.086 R)
• M59: 10,643,739 km (0.108 R)
• M60: 10,743,221 km (0.036 R)
• M61: 10,843,003 km (0.073 R)
• M62: 11,063,810 km (0.096 R)
• M63: 11,225,226 km (0.054 R)
• M64: 11,346,849 km (0.075 R)
• M65: 11,591,292 km (0.061 R)
• M66: 12,085,563 km (0.089 R)
• M67: 12,210,328 km (0.08 R)
• M68: 13,073,508 km (0.116 R)
• M69: 13,222,956 km (0.054 R)
• M70: 13,437,180 km (0.076 R)
• M71: 13,674,442 km (0.056 R)
• M72: 13,782,601 km (0.096 R)
• M73: 13,912,901 km (0.093 R)
• M74: 14,109,024 km (0.094 R)
• M75: 14,814,079 km (0.095 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: 311 - 15,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit