🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.5 AU - 0.74 AU

Year: 183 Days

Day: 15.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.85 AU - 0.97 AU

Year: 325 Days

Day: 27.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 60,868,789 km

• M1: 81,232 km (0.036 R)
• M2: 479,461 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.06 AU - 4.26 AU

Year: 2624 Days

Day: 28.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,868,789 km

• M1: 1,268,440 km (0.112 R)
• M2: 1,522,757 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.5

Radius: 8.8

Gravity: 12.62 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.06 AU - 11.62 AU

Year: 10697 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 60,868,789 km

• M1: 192,981 km (0.097 R)
• M2: 268,827 km (0.102 R)
• M3: 560,094 km (0.094 R)
• M4: 739,313 km (0.067 R)
• M5: 1,432,250 km (0.093 R)
• M6: 1,971,550 km (0.085 R)
• M7: 2,053,530 km (0.065 R)
• M8: 2,539,573 km (0.12 R)
• M9: 2,719,540 km (0.107 R)
• M10: 2,872,728 km (0.095 R)
• M11: 3,028,758 km (0.11 R)
• M12: 3,349,496 km (0.118 R)
• M13: 3,447,782 km (0.066 R)
• M14: 3,850,799 km (0.083 R)
• M15: 4,023,136 km (0.104 R)
• M16: 4,198,165 km (0.112 R)
• M17: 4,628,409 km (0.109 R)
• M18: 5,376,398 km (0.081 R)
• M19: 7,363,357 km (0.071 R)
• M20: 7,620,964 km (0.117 R)
• M21: 8,012,761 km (0.094 R)
• M22: 8,188,987 km (0.046 R)
• M23: 9,227,496 km (0.12 R)
• M24: 9,738,672 km (0.103 R)
• M25: 10,163,829 km (0.041 R)
• M26: 10,402,587 km (0.111 R)
• M27: 11,130,231 km (0.118 R)
• M28: 11,723,985 km (0.12 R)
• M29: 12,075,241 km (0.088 R)
• M30: 12,531,814 km (0.043 R)
• M31: 12,736,613 km (0.074 R)
• M32: 13,619,091 km (0.071 R)
• M33: 14,467,760 km (0.068 R)
• M34: 15,061,065 km (0.095 R)
• M35: 16,160,310 km (0.042 R)
• M36: 18,960,483 km (0.03 R)
• M37: 19,019,125 km (0.115 R)
• M38: 19,195,651 km (0.047 R)
• M39: 20,265,724 km (0.083 R)
• M40: 20,325,713 km (0.107 R)
• M41: 22,277,367 km (0.092 R)
• M42: 23,843,357 km (0.051 R)
• M43: 23,970,216 km (0.116 R)
• M44: 25,057,045 km (0.109 R)
• M45: 25,315,101 km (0.097 R)
• M46: 25,574,055 km (0.118 R)
• M47: 25,638,981 km (0.081 R)
• M48: 26,487,350 km (0.104 R)
• M49: 28,144,745 km (0.101 R)
• M50: 29,358,582 km (0.112 R)
• M51: 29,767,134 km (0.096 R)
• M52: 31,003,710 km (0.105 R)
• M53: 31,142,088 km (0.054 R)
• M54: 32,537,686 km (0.101 R)
• M55: 33,882,422 km (0.037 R)
• M56: 36,260,729 km (0.087 R)
• M57: 36,918,810 km (0.08 R)
• M58: 37,359,525 km (0.089 R)
• M59: 38,618,092 km (0.113 R)
• M60: 38,766,942 km (0.071 R)
• M61: 38,841,591 km (0.112 R)
• M62: 38,990,890 km (0.119 R)
• M63: 39,215,137 km (0.071 R)
• M64: 40,948,528 km (0.049 R)
• M65: 41,404,801 km (0.118 R)
• M66: 41,480,946 km (0.1 R)
• M67: 42,476,071 km (0.079 R)
• M68: 42,552,815 km (0.088 R)
• M69: 42,937,880 km (0.073 R)
• M70: 46,296,651 km (0.056 R)
• M71: 48,287,799 km (0.112 R)
• M72: 48,850,437 km (0.1 R)
• M73: 49,415,169 km (0.073 R)
• M74: 49,576,884 km (0.08 R)
• M75: 49,900,913 km (0.111 R)
• M76: 50,306,922 km (0.061 R)
• M77: 50,713,977 km (0.113 R)
• M78: 50,795,508 km (0.081 R)
• M79: 51,122,230 km (0.109 R)
• M80: 51,449,550 km (0.11 R)
• M81: 52,106,434 km (0.055 R)
• M82: 52,931,317 km (0.066 R)
• M83: 53,843,714 km (0.071 R)
• M84: 54,677,573 km (0.114 R)
• M85: 54,928,598 km (0.117 R)
• M86: 55,096,148 km (0.108 R)
• M87: 55,599,844 km (0.065 R)
• M88: 55,683,918 km (0.116 R)
• M89: 56,189,409 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.4

Radius: 6.7

Gravity: 10.39 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.09 AU - 14.69 AU

Year: 17342 Days

Day: 17.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 60,868,789 km

• M1: 88,712 km (0.111 R)
• M2: 173,384 km (0.076 R)
• M3: 218,114 km (0.093 R)
• M4: 295,306 km (0.107 R)
• M5: 338,091 km (0.082 R)
• M6: 415,134 km (0.117 R)
• M7: 515,963 km (0.086 R)
• M8: 663,616 km (0.116 R)
• M9: 825,032 km (0.12 R)
• M10: 1,044,492 km (0.082 R)
• M11: 1,382,135 km (0.075 R)
• M12: 1,670,111 km (0.112 R)
• M13: 1,724,564 km (0.067 R)
• M14: 2,005,509 km (0.091 R)
• M15: 2,210,907 km (0.104 R)
• M16: 2,965,479 km (0.096 R)
• M17: 3,474,261 km (0.056 R)
• M18: 3,792,605 km (0.067 R)
• M19: 3,864,711 km (0.108 R)
• M20: 5,357,848 km (0.078 R)
• M21: 5,684,121 km (0.095 R)
• M22: 5,932,902 km (0.09 R)
• M23: 6,700,937 km (0.102 R)
• M24: 7,772,806 km (0.079 R)
• M25: 8,516,756 km (0.062 R)
• M26: 8,945,055 km (0.074 R)
• M27: 9,331,766 km (0.049 R)
• M28: 9,478,072 km (0.076 R)
• M29: 10,021,561 km (0.083 R)
• M30: 10,322,103 km (0.063 R)
• M31: 10,473,497 km (0.06 R)
• M32: 10,727,663 km (0.116 R)
• M33: 10,881,001 km (0.046 R)
• M34: 11,293,592 km (0.111 R)
• M35: 12,562,032 km (0.074 R)
• M36: 13,763,902 km (0.08 R)
• M37: 15,059,120 km (0.117 R)
• M38: 15,518,685 km (0.107 R)
• M39: 15,866,350 km (0.099 R)
• M40: 16,333,993 km (0.107 R)
• M41: 17,824,287 km (0.034 R)
• M42: 18,924,131 km (0.088 R)
• M43: 19,233,499 km (0.063 R)
• M44: 19,606,895 km (0.046 R)
• M45: 20,297,738 km (0.031 R)
• M46: 20,361,018 km (0.089 R)
• M47: 20,741,595 km (0.111 R)
• M48: 22,352,465 km (0.085 R)
• M49: 22,679,486 km (0.038 R)
• M50: 22,810,833 km (0.111 R)
• M51: 22,876,506 km (0.043 R)
• M52: 23,803,116 km (0.103 R)
• M53: 24,070,148 km (0.054 R)
• M54: 24,271,058 km (0.105 R)
• M55: 24,338,227 km (0.109 R)
• M56: 24,472,566 km (0.06 R)
• M57: 24,877,228 km (0.033 R)
• M58: 25,080,233 km (0.111 R)
• M59: 25,829,868 km (0.083 R)
• M60: 27,141,691 km (0.107 R)
• M61: 28,122,305 km (0.113 R)
• M62: 29,543,036 km (0.115 R)
• M63: 30,117,791 km (0.099 R)
• M64: 30,262,004 km (0.046 R)
• M65: 33,419,267 km (0.055 R)
• M66: 34,018,107 km (0.114 R)
• M67: 34,093,205 km (0.098 R)
• M68: 35,912,166 km (0.108 R)
• M69: 36,602,410 km (0.106 R)
• M70: 37,374,485 km (0.12 R)
• M71: 38,386,215 km (0.057 R)
• M72: 39,960,134 km (0.116 R)
• M73: 42,279,500 km (0.112 R)
• M74: 42,441,066 km (0.102 R)
• M75: 43,414,798 km (0.11 R)
• M76: 45,301,676 km (0.079 R)
• M77: 45,466,982 km (0.037 R)
• M78: 46,213,475 km (0.115 R)
• M79: 46,964,008 km (0.107 R)
• M80: 47,298,808 km (0.051 R)
• M81: 47,382,732 km (0.06 R)
• M82: 49,154,719 km (0.098 R)
• M83: 49,494,755 km (0.079 R)
• M84: 50,776,659 km (0.098 R)
• M85: 52,937,301 km (0.09 R)
• M86: 55,039,600 km (0.112 R)
• M87: 55,746,450 km (0.093 R)
• M88: 56,812,335 km (0.113 R)
• M89: 59,868,619 km (0.083 R)
• M90: 60,686,471 km (0.105 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: 296 - 12,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit