🌌 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: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.6 AU - 0.6 AU

Year: 300 Days

Day: 38.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 115.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,730,222 km

• M1: 352,303 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.61 AU - 0.61 AU

Year: 308 Days

Day: 23.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.56 AU - 0.74 AU

Year: 338 Days

Day: 25.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.3

Radius: 10.2

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.83 AU - 0.95 AU

Year: 542 Days

Day: 5.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 15,730,222 km

• M1: 127,009 km (0.107 R)
• M2: 198,068 km (0.062 R)
• M3: 278,551 km (0.038 R)
• M4: 354,996 km (0.078 R)
• M5: 423,212 km (0.116 R)
• M6: 506,688 km (0.108 R)
• M7: 589,864 km (0.071 R)
• M8: 722,857 km (0.118 R)
• M9: 842,386 km (0.062 R)
• M10: 919,279 km (0.105 R)
• M11: 1,037,162 km (0.112 R)
• M12: 1,111,363 km (0.074 R)
• M13: 1,224,010 km (0.025 R)
• M14: 1,312,273 km (0.082 R)
• M15: 1,426,864 km (0.088 R)
• M16: 1,510,191 km (0.084 R)
• M17: 1,605,335 km (0.102 R)
• M18: 1,671,607 km (0.101 R)
• M19: 1,796,670 km (0.09 R)
• M20: 1,892,413 km (0.097 R)
• M21: 2,011,942 km (0.052 R)
• M22: 2,293,036 km (0.103 R)
• M23: 2,538,975 km (0.091 R)
• M24: 2,622,899 km (0.112 R)
• M25: 2,886,641 km (0.118 R)
• M26: 2,999,587 km (0.111 R)
• M27: 3,171,774 km (0.116 R)
• M28: 3,321,222 km (0.094 R)
• M29: 3,393,478 km (0.108 R)
• M30: 3,559,681 km (0.051 R)
• M31: 3,755,954 km (0.068 R)
• M32: 3,872,640 km (0.042 R)
• M33: 3,969,729 km (0.118 R)
• M34: 4,067,566 km (0.086 R)
• M35: 4,201,755 km (0.088 R)
• M36: 4,294,356 km (0.081 R)
• M37: 4,373,344 km (0.118 R)
• M38: 4,605,670 km (0.045 R)
• M39: 4,679,122 km (0.102 R)
• M40: 5,052,369 km (0.117 R)
• M41: 5,151,103 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.3

Radius: 9.7

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.95 AU - 1.05 AU

Year: 646 Days

Day: 5.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 15,730,222 km

• M1: 124,615 km (0.079 R)
• M2: 231,278 km (0.091 R)
• M3: 344,524 km (0.093 R)
• M4: 429,346 km (0.097 R)
• M5: 495,169 km (0.104 R)
• M6: 594,352 km (0.104 R)
• M7: 716,723 km (0.03 R)
• M8: 859,290 km (0.072 R)
• M9: 946,207 km (0.055 R)
• M10: 1,042,398 km (0.117 R)
• M11: 1,205,908 km (0.037 R)
• M12: 1,310,926 km (0.113 R)
• M13: 1,378,096 km (0.107 R)
• M14: 1,551,480 km (0.111 R)
• M15: 1,615,657 km (0.114 R)
• M16: 1,680,882 km (0.099 R)
• M17: 1,784,104 km (0.096 R)
• M18: 1,851,573 km (0.083 R)
• M19: 2,059,215 km (0.116 R)
• M20: 2,122,345 km (0.103 R)
• M21: 2,185,924 km (0.07 R)
• M22: 2,250,401 km (0.098 R)
• M23: 2,397,605 km (0.099 R)
• M24: 2,565,005 km (0.094 R)
• M25: 3,108,345 km (0.032 R)
• M26: 3,190,175 km (0.074 R)
• M27: 3,318,978 km (0.078 R)
• M28: 3,402,753 km (0.086 R)
• M29: 3,487,126 km (0.085 R)
• M30: 3,783,330 km (0.102 R)
• M31: 3,900,316 km (0.048 R)
• M32: 3,988,728 km (0.084 R)
• M33: 4,107,808 km (0.117 R)
• M34: 4,379,926 km (0.085 R)
• M35: 4,461,607 km (0.118 R)
• M36: 4,678,823 km (0.064 R)
• M37: 4,783,392 km (0.09 R)
• M38: 4,920,573 km (0.1 R)
• M39: 5,242,209 km (0.108 R)
• M40: 5,526,445 km (0.053 R)
• M41: 5,603,787 km (0.082 R)
• M42: 5,737,378 km (0.094 R)
• M43: 5,973,742 km (0.055 R)
• M44: 6,075,918 km (0.044 R)
• M45: 6,236,137 km (0.064 R)
• M46: 6,595,920 km (0.118 R)
• M47: 6,831,686 km (0.076 R)
• M48: 6,962,584 km (0.043 R)
• M49: 7,166,486 km (0.039 R)
• M50: 7,251,009 km (0.098 R)
• M51: 7,641,609 km (0.072 R)
• M52: 7,727,927 km (0.11 R)
• M53: 7,802,277 km (0.114 R)
• M54: 8,127,054 km (0.078 R)
• M55: 8,316,445 km (0.063 R)
• M56: 8,379,874 km (0.102 R)
• M57: 8,635,238 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.5

Radius: 12.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.41 AU - 1.75 AU

Year: 1282 Days

Day: 5.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 15,730,222 km

• M1: 166,802 km (0.098 R)
• M2: 247,136 km (0.086 R)
• M3: 365,019 km (0.086 R)
• M4: 547,229 km (0.102 R)
• M5: 682,465 km (0.049 R)
• M6: 855,251 km (0.086 R)
• M7: 1,037,012 km (0.073 R)
• M8: 1,161,029 km (0.097 R)
• M9: 1,319,752 km (0.09 R)
• M10: 1,409,661 km (0.072 R)
• M11: 1,595,760 km (0.071 R)
• M12: 1,798,765 km (0.081 R)
• M13: 1,890,767 km (0.089 R)
• M14: 2,036,326 km (0.093 R)
• M15: 2,114,865 km (0.118 R)
• M16: 2,523,716 km (0.109 R)
• M17: 2,694,258 km (0.102 R)
• M18: 2,927,930 km (0.098 R)
• M19: 3,137,815 km (0.049 R)
• M20: 3,270,209 km (0.103 R)
• M21: 3,383,904 km (0.054 R)
• M22: 3,519,888 km (0.066 R)
• M23: 3,786,472 km (0.112 R)
• M24: 4,026,726 km (0.104 R)
• M25: 4,227,037 km (0.107 R)
• M26: 4,396,532 km (0.076 R)
• M27: 5,229,493 km (0.099 R)
• M28: 5,362,934 km (0.095 R)
• M29: 5,770,139 km (0.111 R)
• M30: 5,870,370 km (0.115 R)
• M31: 6,034,479 km (0.118 R)
• M32: 6,174,652 km (0.101 R)
• M33: 6,341,603 km (0.112 R)
• M34: 6,497,036 km (0.118 R)
• M35: 6,588,290 km (0.105 R)
• M36: 6,785,460 km (0.113 R)
• M37: 6,878,061 km (0.078 R)
• M38: 7,158,557 km (0.083 R)
• M39: 7,361,262 km (0.117 R)
• M40: 7,648,191 km (0.119 R)
• M41: 7,869,446 km (0.076 R)
• M42: 8,474,271 km (0.118 R)
• M43: 8,803,984 km (0.039 R)
• M44: 9,431,697 km (0.09 R)
• M45: 9,713,689 km (0.11 R)
• M46: 9,818,407 km (0.062 R)
• M47: 9,908,316 km (0.092 R)
• M48: 10,043,851 km (0.098 R)
• M49: 10,255,832 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.1

Radius: 12

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.98 AU - 2.2 AU

Year: 1951 Days

Day: 12.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 15,730,222 km

• M1: 160,369 km (0.08 R)
• M2: 293,062 km (0.04 R)
• M3: 372,499 km (0.041 R)
• M4: 462,856 km (0.086 R)
• M5: 605,423 km (0.042 R)
• M6: 804,986 km (0.097 R)
• M7: 1,000,660 km (0.115 R)
• M8: 1,165,218 km (0.072 R)
• M9: 1,250,937 km (0.111 R)
• M10: 1,378,993 km (0.061 R)
• M11: 1,584,840 km (0.103 R)
• M12: 1,801,009 km (0.045 R)
• M13: 1,992,644 km (0.047 R)
• M14: 2,482,577 km (0.096 R)
• M15: 2,582,508 km (0.051 R)
• M16: 2,709,517 km (0.03 R)
• M17: 2,851,485 km (0.063 R)
• M18: 3,251,809 km (0.088 R)
• M19: 3,389,289 km (0.106 R)
• M20: 3,528,715 km (0.09 R)
• M21: 3,641,661 km (0.102 R)
• M22: 3,741,592 km (0.076 R)
• M23: 3,827,910 km (0.088 R)
• M24: 3,943,998 km (0.115 R)
• M25: 4,390,249 km (0.118 R)
• M26: 4,634,841 km (0.059 R)
• M27: 5,057,904 km (0.079 R)
• M28: 5,201,817 km (0.116 R)
• M29: 5,542,601 km (0.083 R)
• M30: 5,991,694 km (0.058 R)
• M31: 6,366,437 km (0.104 R)
• M32: 6,487,312 km (0.117 R)
• M33: 6,574,078 km (0.103 R)
• M34: 6,801,467 km (0.12 R)
• M35: 6,960,490 km (0.096 R)
• M36: 7,067,153 km (0.079 R)
• M37: 7,156,613 km (0.028 R)
• M38: 7,264,323 km (0.104 R)
• M39: 7,774,153 km (0.094 R)
• M40: 8,033,406 km (0.084 R)
• M41: 8,239,103 km (0.105 R)
• M42: 8,982,754 km (0.108 R)
• M43: 9,470,592 km (0.062 R)
• M44: 9,668,361 km (0.057 R)
• M45: 9,907,269 km (0.092 R)
• M46: 10,027,545 km (0.095 R)
• M47: 10,472,449 km (0.078 R)
• M48: 10,594,970 km (0.061 R)
• M49: 10,676,950 km (0.101 R)
• M50: 11,131,278 km (0.105 R)
• M51: 11,360,911 km (0.037 R)
• M52: 11,549,853 km (0.063 R)
• M53: 11,782,328 km (0.104 R)
• M54: 11,867,300 km (0.032 R)
• M55: 12,553,954 km (0.104 R)
• M56: 12,858,386 km (0.116 R)
• M57: 13,099,388 km (0.057 R)
• M58: 13,764,201 km (0.074 R)
• M59: 14,326,539 km (0.115 R)
• M60: 14,553,629 km (0.105 R)
• M61: 15,613,530 km (0.072 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit